View source for Casey Dellacqua

{{short description|Australian tennis player (born 1985)}}
{{Use dmy dates|date=February 2020}}
{{Use Australian English|date=July 2011}}
{{Infobox tennis biography
| name = Casey Dellacqua
| image = Casey Dellacqua 5, 2015 Wimbledon Championships - Diliff.jpg
| caption = Dellacqua at the [[2015 Wimbledon Championships]]
| country = {{AUS}}
| residence = [[Sydney]], Australia
| birth_date = {{birth date and age|df=yes|1985|2|11}}
| birth_place = [[Perth]], Western Australia
| height = {{convert|165|cm|ftin|0|abbr=on}}<ref>{{cite web |title=Casey Dellacqua |url=http://london2012.olympics.com.au/athlete/casey-dellacqua |work=Official Site of the [[2012 Australian Olympic Team]] |publisher=[[Australian Olympic Committee]] |access-date=21 January 2014 |archive-date=3 November 2013 |archive-url=https://web.archive.org/web/20131103060505/http://london2012.olympics.com.au/athlete/casey-dellacqua |url-status=dead }}</ref>
| turnedpro = 2002
| retired = 2018
| plays = Left (two-handed backhand)
| careerprizemoney = US$ 4,233,102
| singlesrecord = {{tennis record|won=348|lost=214}}
| singlestitles = 0
| highestsinglesranking = No. 26 (29 September 2014)
| AustralianOpenresult = 4R ([[2008 Australian Open – Women's singles|2008]], [[2014 Australian Open – Women's singles|2014]])
| FrenchOpenresult = 3R ([[2008 French Open – Women's singles|2008]])
| Wimbledonresult = 3R ([[2008 Wimbledon Championships – Women's singles|2008]], [[2015 Wimbledon Championships – Women's singles|2015]])
| USOpenresult = 4R ([[2014 US Open – Women's singles|2014]])
| Othertournaments              = yes
| Olympicsresult                = 2R ([[Tennis at the 2008 Summer Olympics – Women's singles|2008]])
| doublesrecord = {{tennis record|won=342|lost=184}}
| doublestitles = 7
| highestdoublesranking = No. 3 (1 February 2016)
| AustralianOpenDoublesresult = F ([[2013 Australian Open – Women's doubles|2013]])
| FrenchOpenDoublesresult = F ([[2008 French Open – Women's doubles|2008]], [[2015 French Open – Women's doubles|2015]], [[2017 French Open – Women's doubles|2017]])
| WimbledonDoublesresult = F ([[2013 Wimbledon Championships – Women's doubles|2013]])
| USOpenDoublesresult = F ([[2013 US Open – Women's doubles|2013]], [[2015 US Open – Women's doubles|2015]])
| OthertournamentsDoubles       = yes
| WTAChampionshipsDoublesresult = QF ([[2017 WTA Finals – Doubles|2017]])
|OlympicsDoublesresult = 1R ([[Tennis at the 2008 Summer Olympics – Women's doubles|2008]], [[Tennis at the 2012 Summer Olympics – Women's doubles|2012]])
| Mixed = yes
| mixedtitles = 1
| AustralianOpenMixedresult = QF ([[2015 Australian Open – Mixed doubles|2015]])
| FrenchOpenMixedresult = '''W''' ([[2011 French Open – Mixed doubles|2011]])
| WimbledonMixedresult = QF ([[2014 Wimbledon Championships – Mixed doubles|2014]])
| USOpenMixedresult = 2R ([[2008 US Open – Mixed doubles|2008]])
| Team = yes
| FedCupresult = 19–9
| HopmanCupresult = RR ([[2009 Hopman Cup|2009]], [[2015 Hopman Cup|2015]])
}}

'''Casey Dellacqua''' ({{IPAc-en|d|ə|ˈ|l|æ|k|w|ə}} {{respell|də|LAK|wə}};<ref>{{cite web |author=WTA |url=https://www.youtube.com/watch?v=_d1IHbQnuq8&t=4s |archive-url=https://ghostarchive.org/varchive/youtube/20211213/_d1IHbQnuq8 |archive-date=2021-12-13 |url-status=live |title=WTA Frame Challenge {{!}} Sam Stosur & Casey Dellacqua|website=YouTube.com|date=2016-04-07|access-date=2018-01-07}}{{cbignore}}</ref><ref>{{cite web |author=Just One Breath |url=https://www.youtube.com/watch?v=U4Ka-bqA6XE&t=15s |archive-url=https://ghostarchive.org/varchive/youtube/20211213/U4Ka-bqA6XE |archive-date=2021-12-13 |url-status=live |title=Casey Dellacqua for Just One Breath |website=YouTube.com |date=2014-10-30 |access-date=2018-01-07}}{{cbignore}}</ref> born 11 February 1985) is an Australian former professional [[tennis]] player<ref>Irish Times, 25 June 2008</ref> and current commentator. Her best singles results on the WTA Tour have been semifinal appearances at the [[2012 Texas Tennis Open]] and [[2014 Aegon Classic|2014 Birmingham Classic]], a quarterfinal finish at the [[2014 BNP Paribas Open|2014 Indian Wells Open]] and fourth round appearances at the [[2008 Australian Open]], the [[2014 Australian Open]] and the [[2014 US Open (tennis)|2014 US Open]]; she also won 22 ITF singles titles.

Dellacqua's career highlights, however, have all come in doubles. She has won seven [[WTA Tour]] doubles titles, 23 [[ITF Women's Circuit|ITF]] doubles titles, and one [[Grand Slam (tennis)|Grand Slam]] mixed-doubles title, at the [[2011 French Open]]. She reached the finals of all four major events in women's doubles, appearing in seven finals from 2008 to 2017, however failed to win a title. She won her biggest women's doubles title at the Premier Mandatory [[2015 Mutua Madrid Open – Women's doubles|2015 Madrid Open]], partnered with [[Yaroslava Shvedova]]. Dellacqua achieved her highest singles ranking of world No. 26 in September 2014, and career-high doubles ranking of No. 3 in February 2016.

==Personal life==
Dellacqua lived in [[Woodvale, Western Australia]]. She attended Woodvale Primary School from kindergarten to year seven and then Woodvale Senior High School, before moving to [[Canberra]] to train with the [[Australian Institute of Sport]] at the age of 16. Throughout her early life she was an active member of local tennis clubs and teams.

Dellacqua and her partner Amanda Judd have three children.<ref>{{cite web |url=http://www.heraldsun.com.au/sport/tennis/motherhood-a-motivation-for-australian-tennis-ace-casey-dellacqua/story-fnibcgxs-1226705442995 |title=Motherhood a motivation for Australian tennis ace Casey Dellacqua |last=Baynes |first=Valkerie |work=[[Herald Sun]] |date=28 August 2013 |access-date=17 January 2014}}</ref><ref name=theage28aug2013>{{cite web |url=http://www.theage.com.au/sport/tennis/casey-dellacqua-out-of-us-open-but-doubles--and-motherhood--remain-20130828-2soy5.html |title=Casey Dellacqua out of US Open, but doubles – and motherhood – remain |last=Pearce |first=Linda |work=[[The Age]] |date=28 August 2013 |access-date=17 January 2014}}</ref><ref name=foxsports28aug2013>{{cite web |url=http://www.foxsports.com.au/tennis/casey/story-e6frf4mu-1226705750413#.Uh5rc3_nciA |title=Motherhood a motivation for Australian tennis ace Casey Dellacqua |last=Baynes |first=Valkerie |work=[[Fox Sports]] |date=28 August 2013 |access-date=17 January 2014}}</ref>

==Career overview==
===2003–2007: First steps===
From 2003 to 2007 Dellacqua won eleven singles and thirteen doubles titles on the ITF Circuit, most of them at $25k-level, spread out across Australia. She also won the $50k [[Bronx Open]] in August 2007. At the [[2007 US Open (tennis)|2007 US Open]], she won her first Grand Slam main-draw match against [[Yaroslava Shvedova]], before losing to defending champion [[Maria Sharapova]] in the second round. She finished the 2007 season ranked No. 78 in singles and 123 in doubles.

===2008: Breakthrough===
{{BLP unreferenced section|date=August 2021}}
Dellacqua began the year by reaching the fourth round of the [[2008 Australian Open|Australian Open]] and upset 15th-seeded [[Patty Schnyder]], and former champion and world No. 1, [[Amélie Mauresmo]], but eventually lost to third seed [[Jelena Janković]]. The performance meant she surpassed [[Alicia Molik]] to become the highest ranked Australian female tennis player.

The [[French Open]] again showed Dellacqua's improved ability as she defeated the ninth-seeded [[Marion Bartoli]] and [[Nathalie Dechy]] in the first two rounds but she was knocked out in straights sets by [[Carla Suárez Navarro]] in the third round. The doubles proved to be a highlight for Dellacqua as she teamed with [[Francesca Schiavone]] to reach the final despite being unseeded. The pair lost in three sets to Spaniards [[Anabel Medina Garrigues]] and [[Virginia Ruano Pascual]] in a match that lasted two-and-a-half hours.

For the first round of the [[Wimbledon Championships]], Dellacqua faced the 12th-seeded Patty Schnyder, who Dellacqua had already beaten earlier this year in the second round of the [[Australian Open]]. Although she lost the first set to her again, Dellacqua had a convincing win against Schnyder. In her second round match against French player [[Pauline Parmentier]], Dellacqua won a tight three set match. She faced [[Nicole Vaidišová]] in the third round but lost in straight sets. In the women's doubles event, Dellacqua partnered with Nathalie Dechy of France who she already partnered with at the [[2008 International Women's Open|Eastbourne Open]]. They started by defeating British wildcards [[Anna Fitzpatrick]] and [[Anna Elizabeth Hawkins]] in the first round. They had an easy second-round match easily beating [[Tatiana Perebiynis]] and [[Alicja Rosolska]]. They won their third round match over American qualifiers [[Raquel Kops-Jones]] and [[Abigail Spears]] and won a tight quarterfinal match against [[Nuria Llagostera Vives]] and [[María José Martínez Sánchez]]. Their [[2008 Wimbledon Championships|Wimbledon]] run ended when they lost to [[Venus Williams|Venus]] and [[Serena Williams]] in two sets. In the mixed doubles event, Dellacqua partnered with American [[Scott Lipsky]]. Dellacqua and Lipsky won their first round match against [[Marta Domachowska]] and [[Fernando Verdasco]]. In the second round, they upset seventh-seeds [[Mark Knowles]] and [[Yan Zi (tennis)|Yan Zi]]. They eventually lost to ninth-seeded [[Andy Ram]] and Nathalie Dechy.

At the [[Tennis at the 2008 Summer Olympics|2008 Beijing Olympics]], Dellacqua represented Australia in the singles event along with Alicia Molik and [[Samantha Stosur]]. Dellacqua had an easy first-round match against [[Gisela Dulko]]. In the second round, she lost to 12th-seeded Belarusian [[Victoria Azarenka]]. In the doubles event, Dellacqua partnered with fellow Australian Molik. In their first round match, they lost to the [[Flavia Pennetta]] and Francesca Schiavone in straight sets.

[[File:Casey-dellacqua.png|thumb|left|At the 2008 US Open]]
Dellacqua had a bad start at the [[US Open (tennis)|US Open]] after losing both of her first-round matches in singles and women's doubles. In the singles, she was beaten by French qualifier [[Julie Coin]] in two tiebreaks. In the doubles event, Dellacqua entered the competition seeded ninth with Nathalie Dechy, one of the defending champions of the event. They lost to [[Klaudia Jans]] and Alicja Rosolska, in three sets. In the mixed-doubles event, she played alongside fellow Australian [[Jordan Kerr]]. They lost in the second round against [[Jonas Björkman]] and [[Nadia Petrova]].

===2009: Injury troubles===
Casey Dellacqua started her year in a disappointing performance at the [[2009 Hopman Cup|Hopman Cup]]. Representing Australia alongside [[Lleyton Hewitt]], she only won one of her matches, defeating American [[Meghann Shaughnessy]].

She then participated at the [[2009 Medibank International|Sydney International]], where she lost her first-round singles match against [[Sara Errani]]. She found better success in the doubles event, where she partnered with Nathalie Dechy, who she had played with in previous doubles matches last year. They had not lost a set coming into the semifinals, where they beat the third seeds [[Květa Peschke]] and [[Lisa Raymond]]. They then reached the finals, winning against the world No. 1's and top seeds, [[Cara Black]] and [[Liezel Huber]]. However, Dellacqua and Dechy lost to [[Peng Shuai]] and [[Hsieh Su-wei]].

In the first round of the [[2009 Australian Open|Australian Open]], Dellacqua lost to 19th-seeded [[Daniela Hantuchová]] in straight sets. She was singled out for criticism by Australian coach [[Roger Rasheed]] for carrying excess weight and not being in match condition.<ref>[https://news.yahoo.com/s/afp/20090122/sp_wl_afp/tennisopenausbaggage;_ylt=AmZrJdYVDcCD2p57Q_53xxpNz7QF Women Players Carrying "Excess Baggage", Says Top Coach] Yahoo! Sports, 21 January 2009</ref> She found better success in the doubles event, partnering with Francesca Schiavone with whom she reached the finals at last year's [[2008 French Open – Women's doubles|French Open]]. Coming to the event seeded they won their first-round match against [[Petra Cetkovská]] and Carla Suárez Navarro. They then beat [[Alla Kudryavtseva]] and [[Ekaterina Makarova]]. They had a walkover in their third round match against [[Maria Kirilenko]] and Flavia Pennetta. In the quarterfinal, Dellacqua and Schiavone managed to win after having a bad first set against Patty Schnyder and [[Anna-Lena Grönefeld]]. They lost their semifinal against Venus and Serena Williams in just 58 minutes. Reaching the semifinal was the furthest Dellacqua has gone at the Australian Open. After the first Grand Slam tournament of the year, Dellacqua and coach [[Nicole Pratt]] decided to go separate ways.

Dellaqua underwent shoulder surgery in February 2009 and was off the court until mid-2009.<ref>[http://www.sonyericssonwtatour.com/3/newsroom/stories/?ContentID=3029 Dellacqua to Undergo Surgery] WTATour.com, 26 February 2009</ref> On her website, Casey stated that the surgery and rehab went really well. She had stated in an interview that she would return to the [[WTA Tour]] at the start of the [[2010 WTA Tour|2010 season]]. In December 2009, Dellacqua competed in the Australian Open Wildcard Playoff and won a wildcard entry into the main draw. She went undefeated in the round-robin stage of the tournament, and in the elimination rounds. In the quarterfinals she played second-seeded Queenslander Shannon Golds, scraping through in three sets. In the semifinals, she faced sixth seed Sally Peers, winning in straight sets. She overcame Olivia Rogowska in the final, saving three match points and eventually coming back to win in three sets.

===2010: Second surgery===
Dellacqua received a wildcard into the [[2010 Brisbane International|Brisbane International]], but lost in the first round to [[Sesil Karatantcheva]].
She also received a wildcard to the [[2010 Medibank International Sydney|Sydney International]], but again lost in the first round, to [[Vera Dushevina]].

In the first round of the [[2010 Australian Open|Australian Open]], she defeated [[Anastasiya Yakimova]]. She faced a tougher opponent in her second round match against Karolina Šprem, but eventually won through in two tiebreaks. She was eliminated in two sets in the third round by sixth seed Venus Williams.

After representing Australia at the Federation Cup with Samantha Stosur, Alicia Molik and [[Rennae Stubbs]], Dellacqua entered a $25k tournament in Mildura, which she won in both singles and doubles (with compatriot [[Jessica Moore (tennis)|Jessica Moore]]).
Her next tournament was a $25k tournament in Sydney. She was defeated in the second round in singles, but won the doubles title with Jessica Moore.

Dellacqua's next tournament was Wimbledon, where she used her protected ranking to gain direct entry into the main draw. She was beaten in the opening round by [[Bojana Jovanovski]].

Dellacqua took the rest of the tour-year off and missed the [[2011 Australian Open]] due to another surgery.

===2011: French Open mixed doubles title===
{{BLP sources section|date=August 2021}}
Dellacqua came into 2011 having not played since the 2010 Wimbledon Championships because of injury. Her first tournament back from injury was the doubles at the $25k Burnie tournament, partnering [[Isabella Holland]]. The pair reached the second round. Dellacqua then played another four $25k tournaments in Australia, playing singles in the last three. In her first singles match back from injury in Mildura, she was beaten by compatriot and doubles partner Olivia Rogowska. Dellacqua again losing first round the next week to [[Sacha Jones]] in Ipswich, Queensland. In her final of the five straight $25k Australian tournaments, although having a bad start, Dellacqua defeated country woman [[Viktorija Rajicic]]. This was her first singles win in over a year. Dellacqua grew a lot confidence from this win and went on to win the tournament defeating doubles partner Olivia Rogowska in the final in straight sets. Dellacqua had major success in the doubles in these tournaments. Her and partner Olivia Rogowska went on a 16-match winning streak and won four straight tournaments.

Her next tournament was her first WTA Tour main draw since the 2010 Wimbledon, in Estoril as a player under protected ranking. Her first round opponent was [[Zhang Shuai]], whom she defeated in two sets. This was her first WTA main-draw match win since the 2010 Australian Open. Dellacqua lost to fellow Australian [[Jarmila Gajdošová]] in the second round. Dellacqua lost in the first round of qualifying for the Madrid Open to [[Anastasia Rodionova]]. Retired Australian Doubles great Rennae Stubbs came out of retirement to help former top-10 doubles player Dellacqua on her comeback from injury and played with her in numerous tournament up until the [[2011 US Open (tennis)|US Open]]. Their first tournament together was in the Madrid Open. They reached the semifinals defeating fourth seeds Lisa Raymond and Liezel Huber in straight sets along the way. This result put Dellacqua back in the top 120 doubles players.

After failing to qualify in the Rome Masters, and Dellacqua and Stubbs unable to pack up their good doubles form from Madrid, her next tournament was the 2011 Brussels Open. In this tournament, Dellacqua used her protected ranking to avoid qualifying for a spot in the main draw. This move paid off as Dellacqua caused a big upset to world No. 20 and fifth seed [[Shahar Pe'er]] in the first round. This was Dellacqua's sixth victory against a top-20 player in her career. Dellacqua lost in the second round in three sets to [[Ayumi Morita]].

Dellacqua received a wildcard into [[French Open|Roland Garros]]. She lost in the first round to 32nd seed [[Tsvetana Pironkova]]. In women's doubles, Dellacqua partnered with Australian Rennae Stubbs and reached the third round, where they lost to fourth seeds, Liezel Huber and Stubbs's last year doubles partner Lisa Raymond. This result put Dellacqua back in the world's top 100 doubles player. Dellacqua partnered with American [[Scott Lipsky]] for the 2011 French Open Mixed Doubles Championship. They had a great tournament and caused a major upset, winning the championship by defeating defending champions [[Katarina Srebotnik]] and [[Nenad Zimonjić]] in a super tiebreak, despite being unseeded.<ref name="autogenerated3">{{cite news |url=https://www.espn.com/sports/tennis/french11/news/story?id=6619091 |title=2011 French Open: Scott Lipsky, Casey Dellacqua win mixed doubles; Bob Bryan, Mike Bryan lose in doubles semifinals |publisher=ESPN |date=2 June 2011 |access-date=4 July 2011}}</ref> The winners split a check of $145,000.<ref name="autogenerated3" /> This was Dellacqua's second time in a major final, but her first win in a major (singles or doubles).

Dellacqua reached the second round of a Wimbledon warm-up tournament at the Birmingham Classic. She lost in the first round of qualifying in singles and the main draw first round doubles at the [[2011 Wimbledon Championships|Wimbledon Championships]]. To warm up for the US Open, Dellacqua played a $100k tournament in the Bronx. She qualified and made the second round losing in three sets. In her final two tournaments before the US Open, she both times lost in the second round of qualifying. Dellacqua received a wildcard into the [[2011 US Open (tennis)|US Open]] and even though receiving a good draw avoiding a seed, she lost in the first round to [[Alizé Cornet]].

Dellacqua returned to Australia to play six straight $25k tournaments to end her year. Dellacqua went on a giant run winning all six events, losing just three sets in 30 matches. These wins gained her entry back into the world's top 150. She played doubles in three of these tournaments with Olivia Rogowska. Although they suffered a shock semifinal loss in their first tournament, they went on to win the next two tournaments. That meant that Dellacqua and Rogowska won six $25k tournaments together in 2011. Dellacqua's final tournament of the year was the Australian Open Wildcard Playoff where Casey was the hot favourite to win after her 30-match winning streak. Dellacqua was stunned in her first round-robin match by then 15-year-old Ashleigh Barty in straight sets. Barty went on a giant killing run to win the tournament. Dellacqua did recover from the first loss and won her next two round-robin matches comfortably but was unable to reach the semifinals because of the first loss. Dellacqua was rewarded from her good year though and was given a direct entry wildcard into the tournament. Dellacqua finished 2011 ranked No. 156 in singles and 56 in doubles.

===2012: Return to top 100===
{{BLP sources section|date=August 2021}}
Dellacqua had a better year in 2012, she played in the main draw of every Grand Slam event, consistently represented Australia in Fed Cup, went to the Olympics and reached her first WTA semifinal.

Dellacqua started her year at the [[2012 Brisbane International|Brisbane International]] losing in the first round. She partnered with [[Ashleigh Barty]] in the doubles event. They knocked out the top seeds in the first round and eventually made the semifinals. She then played at [[2012 Moorilla Hobart International|Hobart]] and reached the second round. At the [[2012 Australian Open|Australian Open]], she played singles, doubles and the mixed with [[Chanelle Scheepers]] and [[Matthew Ebden]], respectively. In the singles, she defeated Bojana Jovanovski in the first round, after losing to her two weeks prior in Brisbane. She then faced eventual champion Victoria Azarenka in her second-round match and fell in straight sets. She lost in the first round of the women's doubles and second round of the mixed doubles. Dellacqua and [[Jelena Dokić]] won their doubles tie in the Fed Cup against Switzerland.

In her next tournament, Dellacqua was only a matter of points away from defeating top 30 player Maria Kirilenko in a WTA event in Thailand. She eventually lost in three sets. Dellacqua then played two Premier tournaments in the Middle East. A qualifying loss in Dubai and making the second round in Doha. Dellacqua lost in the doubles first rounds in both these tournaments with Samantha Stosur. Dellacqua then headed to Kuala Lumper and crushed Bojana Jovanovski. Dellacqua had a disappointing second-round loss to Hsieh Su-wei. Dellacqua made the semifinal of the doubles with Jarmila Gajdošová. Dellacqua then qualified for [[2012 BNP Paribas Open|Indian Wells Open]] but lost in the first round. Dellacqua and doubles partner Samantha Stosur made the quarterfinals going down in a close three-set match.

After heading to Germany to play Fed Cup which Australia was successful getting back into the world group, Dellacqua headed to Japan to play two $50k events. The first she was a shock exit in the second round on a hardcourt. The second, which was on a grass court, was a lot better for Dellacqua who went on to win the tournament. The Western Australian tweeted that it was tennis great [[Roger Federer]] who inspired her throughout her time in Fukuoka, the reason she altered her racquet string configuration during the week. The win in Fukuoka meant Dellacqua would rise into the WTA top 100 singles rankings for the first time since 2009.<ref>{{cite web |url=http://www.tennis.com.au/news/2012/05/14/dellacqua-channels-federer-to-win-in-fukuoka |title=Dellacqua channels Federer to win in Fukuoka |date=14 May 2012 |website=www.tennis.com.au}}</ref> She then played her final French Open warm-up tournament at a $100k tournament in Prague. This was her first tournament on clay this year. Although the Fed Cup ties were on clay. Dellacqua had a good first round match but lost in the second round. She did make the doubles final with [[Akgul Amanmuradova]] though. They went down to Alizé Cornet and Virginie Razzano. A week before the French Open, she played doubles with Anastasia Rodionova in Belgium and made the semifinals. At the [[2012 French Open|French Open]], she only entered in the singles and the doubles in which she partnered Russia's [[Alexandra Panova]]. Despite being the defending champion in the mixed, she did not gain entry, though her partner Scott Lipsky did participate partnering [[Vladimíra Uhlířová]]. In the singles, she drew 21st seed and eventual finalist Sara Errani in the first round. After taking the first set, she succumbed in three tight sets. She reached the second round in the doubles, before losing to compatriots and 14th seeds, Jarmila Gajdošová and Anastasia Rodionova, in three sets.

Dellacqua had a disappointing result at a $75k in Nottingham, although winning the doubles event with [[Eleni Daniilidou]]. Dellacqua then made the third round of a WTA event in Birmingham but had to withdraw from the third round after falling ill.
At the [[2012 Wimbledon Championships|Wimbledon Championships]] she participated in the singles and the doubles. In the first round, she drew another seed in the ninth seed [[Marion Bartoli]], she fell in two sets. In women's doubles, she partnered Samantha Stosur in what would be a slight rehearsal for the Olympic Games. They reached the second round, before falling to the top-seeded Huber and Raymond, in three tight sets.

A month later, Dellacqua returned to London and SW19 for the [[2012 Summer Olympics]]. She was only entered in the women's doubles alongside Samantha Stosur, they lost to the eighth seeds Nuria Llagostera Vives and María José Martínez Sánchez in the first round. Dellacqua stated that the Olympics was the highlight of her year, despite playing just the one match.

Dellacqua started her U.S. hardcourt season at a $50k tournament in the Bronx and lost in three sets in the second round. She then headed to Cincinnati to play the [[2012 Western & Southern Open|Western & Southern Open]]. Dellacqua beat two tall left handers in straight sets to qualify for the main draw but had a loss to fellow qualifier [[Johanna Larsson]]. Dellacqua's hardcourt season got a lot better the next week in [[Dallas]] where she qualified and made the semifinals. Along the way defeating fourth seed and top-30 player [[Yanina Wickmayer]]. She almost caused another major upset in the semifinal against second seed Jelena Janković but went down in two sets. This was Dellacqua's first WTA main-draw semifinal. The result also got Dellacqua back in the world's top 65. Taking loads of confidence into the [[2012 US Open (tennis)|US Open]] where she received a wild card in the main draw. However, she removed from the wildcard list after one of several players withdrew and was promoted to the last entry in the main draw as the fifth and final alternate in the tournament. She cruised past qualifier [[Lesia Tsurenko]]. Dellacqua's draw got a lot tougher though in the second round, drawing the No. 9 seed [[Li Na]], who had won the big warm-up tournament in Cincinnati and also the 2011 French Open. Dellacqua played some of her best tennis but went down in two sets. In the doubles event, Dellacqua and partner Eleni Daniilidou almost took down top seeds Huber and Raymond but finally going down in three sets.

Dellacqua struggled through her Asian swing making qualifying exits in China, Japan and again in China. It got slightly better making the second round of a tournament in Osaka after the high ranking meaning she didn't have to qualify. She finished her year at a $75k event in Japan, where she lost in the quarterfinal in three sets. She went on to win the doubles event with country woman Ashleigh Barty. They didn't drop a set all tournament and won the final in straight sets. She finished 2012 ranked 88 in singles and 67 in doubles. With her singles ranking being well inside the top 100, it meant for the first time since 2008 Dellacqua would not have to play the Australian Open wildcard playoff.

===2013: Doubles success===
Dellacqua was scheduled to play at the [[2013 Hopman Cup|Hopman Cup]] but had to withdraw due to an injury. Ashleigh Barty took her place. She was awarded a wildcard into the [[2013 Apia International Sydney|Sydney International]] but had a first-round loss to [[Kimiko Date-Krumm]]. Dellacqua was given a tricky draw at the [[2013 Australian Open|Australian Open]] where she had to play young American [[Madison Keys]] who was bringing form and confidence into the match. Dellacqua fought hard but went down in two sets. The doubles, however, was a different story. Dellacqua partnered fellow Australian Ashleigh Barty who was only 16 years old. They opened the tournament by cruising past Francesca Schiavone and [[Polona Hercog]]. They stunned the third-seeded team of Maria Kirilenko and Lisa Raymond and then 14th-seeded team of [[Natalie Grandin]] and Vladimíra Uhlířová to reach the quarterfinals. The duo then reached the semifinal by defeating [[Anastasia Pavlyuchenkova]] and [[Lucie Šafářová]]. Their semifinal was played on Rod Laver Arena and Dellacqua and Barty reached the final by defeating [[Zheng Saisai]] and [[Varvara Lepchenko]] becoming the first Australian duo to reach the women's doubles final of the Australian open since 1977. Despite their best efforts they were defeated by top-seeds Errani and Vinci in the final. They dropped the opening set in just 29 minutes, but gained composure in the second. In the final set, the Italians won the match and took home the title after being defeated the previous year.

Dellacqua then headed to Thailand to play the [[2013 PTT Pattaya Open|Pattaya Open]] where she was a direct entry into the main draw. She played [[Luksika Kumkhum]] in the first round where she was defeated. She also played doubles with Kimiko Date-Krumm, finally winning her first WTA level doubles title. Dellacqua then travelled to the Czech Republic to play in the Fed Cup World Group, where Australia was defeated 4–0 by the Czech Republic. Casey participated in the doubles alongside Ashleigh Barty, they were defeated by Czech pair Hlaváčková and Hradecká. After taking a two-week break, she then played at the [[2013 Malaysian Open|Malaysian Open]]. She lost in the opening round to eventual champion [[Karolína Plíšková]]. She did not participate in the doubles.

Dellacqua then competed at the [[2013 BNP Paribas Open|Indian Wells Open]] where she breezed through qualifying defeating [[Marta Sirotkina]] and [[Nastassja Burnett]]. Although in the first round, she was defeated convincingly by Anabel Medina Garrigues. In the doubles, she partnered Date-Krumm once again, having just previously won in Thailand. They reached the semifinals but were defeated by the fourth seeds Ekaterina Makarova and Elena Vesnina in a tight three-set match. After Indian Wells, she competed in the [[2013 Sony Open Tennis|Miami Open]] and drew third seed [[Lauren Davis]] in the opening round of qualifying. Despite leading 6–1, 3–1 she was defeated in three sets. In the doubles, she again partnered Kimiko Date-Krumm; they were given a tough draw against the top-seeds Errani and Vinci in the opening round. They put up a good fight, but succumbed in a third set tiebreak.

Dellacqua took some time off in April. She travelled to Switzerland for Fed Cup but didn't participate because it was a dead rubber. She played two ITFs also, losing the second and first rounds, respectively. She then travelled to Paris for the [[2013 French Open|French Open]]. In the women's singles draw she need to gain entry through the qualifying draw. She won her first match against [[Ana Vrljić]] but lost to 21st seed [[Irina Falconi]] in a tough three-set match. In the women's doubles she again played alongside Barty; they were seeded 14th. However, they lost in the opening round in three sets. In the mixed doubles, she partnered defending champion [[Mahesh Bhupathi]]. They also lost in the first round.

Dellacqua then headed to the [[2013 Aegon Classic|Birmingham Classic]] and the start of her grass-court season. She gained entry to the main draw via the qualifying draw. She was seeded 11th and defeated Vera Dushevina and Caroline Garcia in straight sets. She drew Daniela Hantuchová in the opening round and lost in straight sets. In the doubles, she partnered Barty once again, seeded third, and were the eventual champions. This was Dellacqua's second WTA doubles title and Barty's first. Casey then travelled to Wimbledon for the [[2013 Wimbledon Championships|Championships]]. In the ladies' singles qualifying rounds, despite defeating the top seed [[Paula Ormaechea]] in the second round, she lost in the final round to [[Carina Witthöft]]. She was seeded 12th in the doubles, alongside Ashleigh Barty, and made it to the final, losing in two sets. In the mixed doubles, she partnered Scott Lipsky with whom she won the 2011 French Open mixed title. They were seeded 13th and lost in the third round.

[[File:Casey Dellacqua 2013.jpg|thumb|left|Casey Dellacqua at Wimbledon, 2013]]
After Wimbledon, Dellacqua headed home to Australia to train and spend time with her family in preparation for the US Open. At the [[2013 US Open (tennis)|US Open]] she entered in the singles, doubles and mixed doubles. In the women's singles, Casey had to first go through the qualifying draw to reach the final. She defeated [[Hsu Chieh-yu|Hsu]], [[Claire Feuerstein|Feuerstein]] and [[Ksenia Pervak|Pervak]] all in straight sets to reach the main draw where she was defeated by fellow qualifier [[Ajla Tomljanović]] in three tight sets of the opening round. After this, she had the women's doubles and mixed doubles. She partnered Ashleigh Barty and Scott Lipsky, respectively. Dellacqua and Lipsky lost in the opening round of the mixed doubles. However, seeded 8th Barty and Dellacqua had a bit more luck. Breezing through to the quarterfinals, along the way defeating [[Sorana Cîrstea|Cîrstea]] & Wickmayer, Cetkovská & Flipkens and ninth seeds Huber & [[Nuria Llagostera Vives|Llagostera Vives]]. Then they defeated the second-seeded pairing of [[Ekaterina Makarova]] & [[Elena Vesnina]], in straight sets. They continued on in the semifinals and defeated tenth seeds [[Sania Mirza]] & [[Zheng Jie]], in straight sets. Taking Barty & Dellacqua to their second consecutive and third of the season major final. They would meet Grand Slam champions Andrea Hlaváčková & Lucie Hradecká. They lost in three tight sets, despite a strong opening set. This meant, Casey had now reached at least the final of each Grand Slam tournament. It was at the 2013 US Open, Dellacqua announced the birth of her son Blake with her partner Amanda.

Dellacqua took two weeks off, before heading to Tokyo to participate in a WTA Premier-5 level event. In the singles, she gained entry through the qualifying draw and in the main draw she lost to 16th-seed [[Dominika Cibulková]]. She also participated in the doubles alongside Barty once again, hoping to gain enough points to reach the [[2013 WTA Tour Championships|Tour Championships]]. They were seeded second and lost in the opening round. She then travelled to Beijing to in the Premier Mandatory event. She only participated in the doubles with Barty. They were seeded third and lost in the second round. This meant that Barty & Dellacqua were no longer within reach of qualifying for the WTA Finals.

In late October, Casey competed in the $50k back-to-back tournaments in Bendigo, Victoria. She had a successful two weeks, winning both singles tournaments back to back, defeating [[Noppawan Lertcheewakarn]] & [[Tammi Patterson]], respectively. Dellacqua finished the year ranked No. 131 in singles and 10 in doubles. Casey alongside Barty was nominated for the Newcombe Medal, a prestigious Australian Tennis Award, awarded to the most successful Australian tennis player of the year. But they unfortunately lost out to [[Lleyton Hewitt]]. Casey finished the year at the 2013 December showdown (2014 Australian Open Wildcard Playoff). As the top seed, she went on to win the tournament, defeating Maddison Inglis, [[Monique Adamczak]], Tammi Patterson & Arina Rodionova along the way. Earning herself a ticket to the main draw of the [[2014 Australian Open]].

===2014: Career-high singles ranking and continued doubles success===
Dellacqua began her [[2014 WTA Tour|2014 season]] at the [[2014 Brisbane International|Brisbane International]] where she was awarded a wildcard into the singles main draw.<ref>{{cite web |url=http://www.brisbaneinternational.com.au/2013/12/dellacqua-plays-her-wildcard |title=Dellacqua plays her wildcard |date=28 December 2013 |publisher=Brisbane International |access-date=8 March 2014}}</ref> She defeated [[Galina Voskoboeva]] in the opening round in three sets<ref>{{cite web |url=http://www.couriermail.com.au/sport/tennis/casey-dellacquas-lucky-charm-works-its-magic-again-to-set-up-match-against-victoria-azarenka/story-fnii0pkt-1226792114128 |title=Casey Dellacqua's 'lucky charm' works its magic again to set up match against Victoria Azarenka |work=Courier Mail |access-date=8 March 2014}}</ref> before losing to world No. 2, [[Victoria Azarenka]], in straight sets.<ref>{{cite web |url=http://www.abc.net.au/news/2014-01-02/dominant-azarenka-into-quarter-finals/5182024 |title=Victoria Azarenka beats Australia's Casey Dellacqua 6–3, 6–1 to advance to Brisbane quarters |work=ABC News |date=January 2014 |access-date=8 March 2014}}</ref> Dellacqua alongside Barty were seeded third in the [[2014 Brisbane International – Women's doubles|women's doubles]]. After winning their first round over Varvara Lepchenko and [[Raluca Olaru]], they had to withdraw in the quarterfinals due to Barty's left adductor injury. Dellacqua then headed to [[Tasmania]] for the [[2014 Hobart International|Hobart International]]. Dellacqua defeated qualifier [[Alison Van Uytvanck]] in the opening round in straight sets, but lost in the second round to [[Alison Riske]] in three sets.<ref>{{cite web |url=http://www.foxsports.com.au/tennis/casey-dellacqua-through-to-second-round-at-hobart-international/story-e6frf4mu-1226795908362 |title=Casey Dellacqua through to second round at Hobart International |work=FOX Sports |access-date=8 March 2014}}</ref><ref>{{cite web |url=http://www.themercury.com.au/australias-casey-dellacqua-loses-second-round-match-at-hobart-international/story-fnj3twbb-1226796731432 |title=Australia's Casey Dellacqua loses second round match at Hobart International |work=Mercury |publisher=The Mercury |access-date=8 March 2014}}</ref>

At the [[2014 Australian Open|Australian Open]], Dellacqua entered the [[2014 Australian Open – Women's singles|women's singles draw]] as a wildcard after winning the [[2014 Australian Open – Main Draw Wildcard Entries|Australian Open Wildcard playoff]].<ref>{{cite web |url=http://www.foxsports.com.au/tennis/casey-dellacqua-wins-wildcard-playoff-to-earn-place-in-australian-open-draw/story-e6frf4mu-1226783447702 |title=Casey Dellacqua wins wildcard playoff to earn place in Australian Open draw |work=FOX Sports |access-date=8 March 2014}}</ref> Dellacua defeated former world No. 2, Vera Zvonareva<ref>{{cite web |url=http://www.theaustralian.com.au/sport/tennis/casey-dellacqua-through-jarmila-gajdosova-bounced-at-melbourne-park/story-fnbe6xeb-1226800677554 |title=Casey Dellacqua through, Jarmila Gajdosova bounced at Melbourne Park |work=The Australian |access-date=8 March 2014}}</ref> and 18th seed Kirsten Flipkens<ref>{{cite web |url=http://www.tennis.com.au/news/2014/01/15/dellacqua-wins-through-to-third-round-of-australian-open |title=Dellacqua wins through to third round of Australian Open |publisher=[[Tennis Australia]] |access-date=8 March 2014}}</ref> to reach the third round of a Grand Slam tournament for the first time since 2010, where she defeated former Australian Open semifinalist Zheng Jie<ref>{{cite web |url=http://www.smh.com.au/sport/tennis/casey-dellacqua-powers-into-australian-open-fourth-round-20140117-30zzm.html#ixzz2vNUwyPnx |title=Casey Dellacqua powers into Australian Open fourth round |work=Sydney Morning Herald |date=17 January 2014 |access-date=8 March 2014}}</ref> to reach the fourth round where she lost to 30th seed [[Eugenie Bouchard]] in three sets.<ref>{{cite news |url=http://www.abc.net.au/news/2014-01-19/dellacqua-out-of-australian-open/5207466 |title=Australian Open: Casey Dellacqua loses to Eugenie Bouchard to exit in fourth round |work=ABC News |date=19 January 2014 |access-date=8 March 2014}}</ref> In the [[2014 Australian Open – Women's doubles|women's doubles]], Dellacqua and Barty competed as the fifth seeds but lost in the second round to [[Tímea Babos]] and [[Petra Martić]]. In the [[2014 Australian Open – Mixed doubles|mixed doubles]], Dellacqua partnered [[Ross Hutchins]] of Great Britain. They were defeated by the fourth-seeded team of Andrea Hlaváčková and [[Max Mirnyi]] in the opening round. After the tournament, Dellacqua rose to world No. 80 in singles, but dropped to No. 15 in doubles.

Delacqua remained on Australian soil, to participate in Australia's [[2014 Fed Cup World Group]] tie against [[Russia Fed Cup team|Russia]] in Hobart. In the opening rubber, Dellacqua defeated [[Irina Khromacheva]] in straight sets.<ref>{{cite news |url=http://www.abc.net.au/news/2014-02-08/dellacqua-gets-australia-off-to-winning-start/5247496 |title=Sam Stosur and Casey Dellacqua give Australia 2–0 Fed Cup lead over Russia |newspaper=ABC News |date=8 February 2014 |publisher=ABC Grandstand Sport |access-date=8 March 2014}}</ref> After two more singles wins from Samantha Stosur, [[Australia Fed Cup team|Australia]] advanced to the Fed Cup World Group semifinals for the first time since [[1993 Fed Cup|1993]]. Dellacqua and Ashleigh Barty closed the tie by winning their doubles match in straight sets, which secured Australia a 4–0 victory over the Russians.<ref>{{cite web |url=http://www.theaustralian.com.au/sport/tennis/australia-into-fed-cup-semis-with-win-over-russia/story-fnbe6xeb-1226822675209 |title=Australia into Fed Cup semis with win over Russia |work=The Australian |access-date=8 March 2014}}</ref>

Dellacqua's first event outside of Australia for 2014 was the [[2014 BNP Paribas Open|Indian Wells Open]]. Seeded fourth in the [[2014 BNP Paribas Open – Women's singles#Qualifiyng|qualifying draw]], Dellacqua defeated [[Anna Tatishvili]] and [[Johanna Konta]] to qualify for the [[2014 BNP Paribas Open – Women's singles|main draw]].<ref>{{cite web |url=http://www.tennis.com.au/news/2014/03/05/dellacqua-qualifies-for-indian-wells |title=Dellacqua, Rogowska qualify for Indian Wells |publisher=[[Tennis Australia]] |access-date=8 March 2014}}</ref> Dellacqua then defeated [[Christina McHale]]<ref>{{cite web |url=http://www.tennis.com.au/news/2014/03/06/dellacqua-continues-winning-ways |title=Dellacqua continues winning ways |publisher=[[Tennis Australia]] |access-date=8 March 2014}}</ref> 19th seed [[Kirsten Flipkens]]<ref>{{cite web |url=http://www.tennis.com.au/news/2014/03/08/dellacqua-continues-mastery-of-flipkens |title=Dellacqua continues mastery of Flipkens |publisher=[[Tennis Australia]] |access-date=8 March 2014}}</ref> and 13th seed Roberta Vinci before receiving a walkover [[Lauren Davis]] in the fourth round. In the quarterfinals, Dellacqua lost to sixth seed [[Simona Halep]] in straight sets. This was Dellacqua's best singles performance to date.<ref>{{cite web |url=http://www.tennis.com.au/news/2014/03/13/dellacquas-indian-wells-run-comes-to-an-end |title=Dellacquas indian wells run comes to an end |publisher=Tennis Australia |access-date=13 March 2014}}</ref> She also reached the quarterfinals of the [[2014 BNP Paribas Open – Women's doubles|doubles event]] with Barty but the pair lost in straight sets to the top seeds, Hsieh Su-wei and Peng Shuai. She was due to meet Halep again in the second round of the [[2014 Sony Open Tennis|Miami Open]], but the Romanian withdrew from the tournament due to injury; instead, Dellacqua faced [[lucky loser]] [[Jana Čepelová]], and won in three sets, thus setting up a meeting with 29th seed and former [[List of WTA number 1 ranked singles players|world No. 1]], Venus Williams;<ref>[http://www.tennis.com.au/news/2014/03/22/dellacqua-progresses-in-miami Dellacqua advances in Miami], ''Tennis Australia'', 22 March 2014</ref> Dellacqua lost in three sets.<ref>{{cite web |url=http://www.nbcsports.com/venus-williams-defeats-casey-dellacqua-miami |archive-url=https://archive.today/20140624080954/http://www.nbcsports.com/venus-williams-defeats-casey-dellacqua-miami |url-status=dead |archive-date=24 June 2014 |title=Venus Williams defeats Casey Dellacqua in Miami |publisher=NBC Sports |access-date=24 June 2014}}</ref> In the [[2014 Sony Open Tennis – Women's doubles|doubles event]], Dellacqua and Barty lost in the first round in three sets to Alla Kudryavtseva and Anastasia Rodionova.

Dellacqua chose not to compete in the [[2014 Mutua Madrid Open|Madrid Open]] and instead began her [[clay court]] season at the [[2014 Italian Open (tennis)|Internazionali BNL d'Italia]] in Rome. Seeded third in the [[2014 Italian Open – Women's singles#Qualifying|qualifying draw]], Dellacqua defeated [[Marina Shamayko]] and [[Paula Ormaechea]] to progress to the [[2014 Italian Open – Women's singles|main draw]]<ref>{{cite web |url=http://www.tennis.com.au/news/2014/05/12/stosur-dellacqua-in-action-in-rome |title=Stosur, Dellacqua in action in Rome |publisher=Tennis Australia |access-date=25 June 2014}}</ref> where she overcame [[Magdaléna Rybáriková]] in three sets<ref>{{cite web |url=http://www.tennis.com.au/news/2014/05/13/stosur-dellacqua-advance-in-rome |title=Stosur, Dellacqua advance in Rome |publisher=Tennis Australia |access-date=25 June 2014}}</ref> to reach the second round for the first time where she lost in straight sets to world No. 2, Li Na.<ref>{{cite web |url=http://www.sportal.com.au/tennis/news/li-progresses-kvitova-ousted-in-rome/1cu16lsz84mgz1kcrzja3e959n |title=Li outguns Casey Dellacqua in Rome |publisher=Sportal |access-date=25 June 2014 |url-status=dead |archive-url=https://web.archive.org/web/20140714231715/http://www.sportal.com.au/tennis/news/li-progresses-kvitova-ousted-in-rome/1cu16lsz84mgz1kcrzja3e959n |archive-date=14 July 2014}}</ref> Dellacqua also reached the quarterfinals of the [[2014 Italian Open – Women's doubles|doubles event]] with [[Klaudia Jans-Ignacik]], defeating [[Katarzyna Piter]]/[[Chanelle Scheepers]] and [[Monica Niculescu]]/Zhang Shuai en route before losing in straight sets to Medina Garrigues and Shvedova. Dellacqua's final event prior to the [[2014 French Open|French Open]] was the [[2014 Internationaux de Strasbourg|Internationaux de Strasbourg]] where she upset the fifth seed [[Elena Vesnina]] in the first round in three sets<ref>{{cite web |url=http://www.tennis.com.au/news/2014/05/20/dellacqua-makes-good-start-in-strasbourg |title=Dellacqua makes good start in Strasbourg |publisher=Tennis Australia |access-date=25 June 2014}}</ref> before losing to Christina McHale in the second round in straight sets.<ref>{{cite web |url=http://www.tennis.com.au/news/2014/05/21/dellacqua-barty-out-of-strasbourg |title=Dellacqua, Barty out of Strasbourg |publisher=Tennis Australia |access-date=25 June 2014}}</ref> However, Dellacqua won the [[2014 Internationaux de Strasbourg – Doubles|doubles event]] with Barty defeating [[Tatiana Búa]] and [[Daniela Seguel]] in the final in three sets, coming back from 6–4, 5–1 and three championship points down.<ref>{{cite web |url=http://www.tennis.com.au/news/2014/05/25/barty-and-dellacqua-return-to-the-winners-circle |title=Barty and Dellacqua return to winner's circle |publisher=Tennis Australia |access-date=25 June 2014}}</ref> At the French Open, Dellacqua defeated [[Lourdes Domínguez Lino]] in straight sets<ref>{{cite web |url=https://www.theguardian.com/sport/2014/may/28/casey-dellacqua-french-open-second-round |title=Casey Dellacqua eases through to French Open second round |work=The Guardian |date=27 May 2014 |access-date=25 June 2014}}</ref> to reach the second round for the first time since 2008 where she lost to 23rd seed [[Lucie Šafářová]], in three sets.<ref>{{cite web |url=https://www.theguardian.com/sport/2014/may/30/casey-dellacqua-exits-french-open-comeback-lucie-safarova |title=Casey Dellacqua exits French Open despite stirring comeback against Lucie Šafářová |work=The Guardian |date=29 May 2014 |access-date=25 June 2014}}</ref> She and Barty also reached the quarterfinals of the [[2014 French Open – Women's doubles|doubles event]], defeating Polona Hercog/Paula Ormaechea, [[Jana Čepelová]]/[[Stefanie Vögele]] and 12th seeds Kristina Mladenovic and Flavia Pennetta en route, before losing to the second seeds and eventual finalists, Errani and Vinci, in straight sets.

Dellacqua began her [[grass-court]] season at [[2014 Aegon Classic|Birmingham]] where she competed as the 16th seed in [[2014 Aegon Classic – Singles|singles]] and defending champion and second seed in [[2014 Aegon Classic – Doubles|doubles]] with Ashleigh Barty. Dellacqua defeated [[Urszula Radwańska]]<ref>{{cite web |url=http://www.tennisworldusa.org/Dellacqua-wins-opener-in-Birmingham-articolo18507.html |title=Dellacqua wins opener in Birmingham |date=11 June 2014 |publisher=Tennis World |access-date=25 June 2014}}</ref> and [[Varvara Lepchenko]]<ref>{{cite web |url=http://www.couriermail.com.au/sport/tennis/marinko-matosevic-cruises-into-third-round-at-queens-samantha-stosur-to-face-dellacqua/story-fnii0pkt-1226951353635 |title=Marinko Mateosevic cruises into third round at Queen's, Samantha Stosur to face Dellacqua |work=Courier Mail |access-date=25 June 2014}}</ref> in straight sets to reach the third round where she upset her second-seeded compatriot and former US Open champion Samantha Stosur in three sets<ref>{{cite web |url=https://au.sports.yahoo.com/tennis/news/article/-/24227861/dellacqua-downs-stosur-in-birmingham/ |title=Dellacqua downs Stosur in Birmingham |publisher=Yahoo Sport |access-date=25 June 2014 |url-status=dead |archive-url=https://web.archive.org/web/20140715123553/https://au.sports.yahoo.com/tennis/news/article/-/24227861/dellacqua-downs-stosur-in-birmingham/ |archive-date=15 July 2014}}</ref> to reach the quarterfinals where she defeated Kimiko Date-Krumm in a match lasting just 48 minutes<ref>{{cite web |url=http://www.abc.net.au/news/2014-06-14/dellacqua-beats-date-krumm-in-birmingham-open/5523756 |title=Casey Dellacqua beats Kimiko Date-Krumm to make Birmingham Open semi-finals |date=13 June 2014 |publisher=abc.net.au |access-date=25 June 2014}}</ref> before losing in the semifinals to eventual runner-up, [[Barbora Záhlavová-Strýcová]].<ref>{{cite web |url=http://www.couriermail.com.au/sport/tennis/casey-dellacqua-suffers-surprise-defeat-to-barbora-zahlavova-strycova-in-aegon-classic-semifinal/story-fnii0pkt-1226954769871 |title=Casey Dellacqua suffers surprise defeat to Babora Zahlavova Strycova in AEGON Classic semi-final |work=Courier Mail |access-date=25 June 2014}}</ref> As a result of her strong singles performance, Dellacqua ascended to a new career-high singles ranking of No. 36 following the event.<ref>{{cite web |url=http://www.couriermail.com.au/sport/tennis/aussie-tennis-star-casey-dellacqua-climbs-to-careerbest-world-ranking-of-no-36/story-fnii0pkt-1226957520261 |title=Aussie tennis star Casey Dellacqua climbs to careerbest world ranking of No. 36 |work=Courier Mail |access-date=25 June 2014}}</ref> Dellacqua also reached the final of the doubles event, defeating Tímea Babos and Kristina Mladenovic; Liezel Huber and Lisa Raymond and Caroline Garcia and Zhang Shuai en route before losing to the third seeds, Raquel Kops-Jones and Abigail Spears in straight sets. At the [[2014 Wimbledon Championships|Wimbledon Championships]], Dellacqua defeated qualifier [[Anett Kontaveit]] in three sets after having been match point down<ref>{{cite web |url=http://www.tennis.com.au/news/2014/06/24/wimbledon-wins-for-dellacqua-gajdosova |title=Wimbledon wins for Dellacqua, Gajdosova |publisher=Tennis Australia |access-date=25 June 2014}}</ref> before falling to 4th seed Agnieszka Radwańska in the second round.<ref>{{cite web |url=http://www.smh.com.au/sport/tennis/casey-dellacqua-bows-out-of-wimbledons-second-round-20140625-zslwe.html |title=Casey Dellacqua bows out of Wimbledon's second round |work=[[Sydney Morning Herald]] |date=25 June 2014 |access-date=26 June 2014}}</ref> Seeded sixth in the [[2014 Wimbledon Championships – Women's doubles|women's doubles event]] alongside Barty, the pair defeated [[Eugenie Bouchard]] and [[Heather Watson]]; Kimiko Date-Krumm and Barbora Záhlavová-Strýcová and 12th seeds Anabel Medina Garrigues and Yaroslava Shvedova all in straight sets before losing to the second seeds and eventual champions, Sara Errani and Roberta Vinci in three sets.<ref>{{cite web |url=http://www.wimbledon.com/en_GB/scores/draws/wd/wddraw.pdf |title=Wimbledon Women's Doubles Draw |publisher=Wimbledon.com |access-date=3 July 2014 |url-status=dead |archive-url=https://web.archive.org/web/20140802042944/http://www.wimbledon.com/en_GB/scores/draws/wd/wddraw.pdf |archive-date=2 August 2014}}</ref> In the [[2014 Wimbledon Championships – Mixed doubles|mixed doubles event]], Dellacqua competed alongside [[Jamie Murray]] as the 10th seeds. After a first round bye, the pair defeated [[Andreja Klepač]] and [[Jesse Huta Galung]] and sixth seeds Sania Mirza and [[Horia Tecău]] to reach the quarterfinals where they fell to the 14th seeds and eventual finalists, [[Max Mirnyi]] and [[Chan Hao-ching]].

Dellacqua began her North-American hardcourt season at the [[2014 Rogers Cup|Rogers Cup]].<ref>{{cite web |url=http://www.rogerscup.com/women/english/playerList.php |title=Rogers Cup WTA Entry List |publisher=rogerscup.com |access-date=23 July 2014 |url-status=dead |archive-url=https://web.archive.org/web/20131105153254/http://www.rogerscup.com/women/english/playerList.php |archive-date=5 November 2013}}</ref> This was her first appearance at the [[Canadian Open (tennis)|Canadian Open]] and she made the second round. At the [[2014 US Open (tennis)|US Open]], Dellacqua made the fourth round before losing to Flavia Pennetta, equaling her best rest at a Grand Slam. She continued her good form by reaching the quarterfinals of the [[2014 Toray Pan Pacific Open|Pan Pacific Open]] defeating an in-form [[Sabine Lisicki]] and [[Marina Erakovic]] in the first and second round respectively, before falling to [[Garbiñe Muguruza]] despite being up a set. At the [[2014 Wuhan Open|Wuhan Open]], Dellacqua reached the third round by defeating Vinci and Pavlyuchenkova, but ultimately lost to [[Caroline Wozniacki]].

===2015: Career-high doubles ranking and injury===
Dellacqua commenced the season at the [[2015 Hopman Cup|Hopman Cup]], losing all three [[Glossary of tennis terms#R|rubbers]] to Agnieszka Radwańska, Alizé Cornet and Heather Watson. She then played the [[2015 Hobart International|Hobart International]] where she was the top seed for the first time at a [[WTA Tour]] event.<ref>{{cite web |url=http://www.wtatennis.com/news/article/4411917/title/10-things-to-know-sydney-hobart |title=10 THINGS TO KNOW: SYDNEY & HOBART |publisher=wtatennis.com |date=11 January 2015 |access-date=12 January 2015}}</ref> She lost in the second round. Dellacqua then played at the [[2015 Australian Open|Australian Open]] as the 29th seed. She defeated [[Yvonne Meusburger]] in straight sets before losing to eventual semifinalist Madison Keys. She also played in the women's doubles as the 15th seed with Kimiko Date-Krumm. They lost in the second round. She then traveled to [[Stuttgart]] for the [[2015 Fed Cup World Group]] where she played in the doubles, losing to the partnership of Görges/Lisicki. Dellacqua next played the [[2015 Dubai Tennis Championships|Dubai Tennis Championships]] losing in the second round to Lucie Šafářová despite winning the first set. She then traveled to the [[2015 Qatar Total Open|Qatar Ladies Open]] where she lost in the first round to Venus Williams again after taking the first set. She next played at the [[2015 Malaysian Open|Malaysian Open]] as the third seed but lost in the first round to eventual semifinalist Hsieh Su-wei. Dellacqua then withdrew from the Indian Wells Open where she was defending quarterfinalist points. This saw her fall down to 42nd in the WTA rankings. Despite this she was the 32nd seed at the [[2015 Miami Open|Miami Open]] where she lost in the second round (after having a first round bye) to [[Belinda Bencic]] in three sets.

Dellacqua started her clay.court season at the [[2015 Family Circle Cup|Family Circle Cup]] where she again drew Bencic in the first round, she then lost in straight sets. She had better luck in the doubles partnering [[Darija Jurak]], where they reached the final but lost to the partnership of Sania Mirza/Martina Hingis. Dellacqua then played the Premier Mandatory [[2015 Mutua Madrid Open – Women's singles|Madrid Open]] causing an upset over former French Open champion Francesca Schiavone in straight sets. She then lost to world No. 9, Agnieszka Radwańska, in straight sets. Dellacqua had better success in the [[2015 Mutua Madrid Open – Women's doubles|doubles]], partnering Yaroslava Shvedova. The pair defeated the sixth seeds Garcia/Srebotnik in straight sets and backed this up with a win over [[Liang Chen|Liang]]/[[Katalin Marosi|Marosi]]. They then defeated the fourth seeds Hsieh/Pennetta for a spot in the semifinals where they defeated the seventh seeds and reigning Australian Open champion pairing of Mattek-Sands/Šafářová. They then played in the final against third seeds, Muguruza/Suárez Navarro, and won the title in three sets. This was Dellacqua's first Premier Mandatory title and her fourth doubles title overall. Dellacqua then withdrew from the [[2015 Italian Open (tennis)|Italian Open]] and [[2015 Internationaux de Strasbourg|Strasbourg Open]]. She then played at the [[2015 French Open|French Open]] singles where she lost in the first round to fellow Aussie [[Ajla Tomljanović]]. Dellacqua there partnered again with Yaroslava Shvedova, and they reached their first Grand Slam final as a team. They defeated [[Chan Chin-wei|Chan]]/[[Lauren Davis|Davis]], Cornet/Linette, and eighth seeds Garcia/Srebotnik to reach the quarterfinals. They followed this up with straight sets wins over 13th seeds [[Michaëlla Krajicek|Krajicek]]//Strýcová and second seeds Makarova/Vesnina to reach the final. The pair then lost in three sets to the reigning Australian Open champions Mattek-Sands/Šafářová.

Dellacqua began her grass-court season at the [[2015 Nottingham Open|Nottingham Open]] where she was the sixth seed. She defeated [[Sesil Karatantcheva]] in the first round, before losing to eventual champion [[Ana Konjuh]]. Her next tournament was the Premier-level [[2015 Aegon Classic – Singles|Birmingham Classic]] where she defeated Lauren Davis in the first round. She next faced former world No. 1, Jelena Janković, and lost in straight sets. Dellacqua next played at [[2015 Aegon International – Singles|Eastbourne]] where she defeated [[Anna Karolína Schmiedlová]] in the first round before losing to eighth seed Karolína Plíšková. Dellacqua then played at [[2015 Wimbledon Championships – Women's singles|Wimbledon]] where she defeated former Wimbledon quarterfinalist [[Tamira Paszek]] in straight sets. She then caused a big upset over 17th seed and recent French Open quarterfinalist [[Elina Svitolina]] to reach the third round and equal her best Wimbledon performance.<ref>{{cite web |url=http://www.abc.net.au/news/2015-07-02/groth-beats-fellow-aussie-duckworth-to-reach-third-round/6591654 |title=Wimbledon: Sam Groth beats James Duckworth, Casey Dellacqua beats Elina Svitolina |publisher=abc.net.au |date=3 July 2015 |access-date=3 July 2015}}</ref> She then played former Wimbledon finalist and 13th seed Agnieszka Radwańska and despite leading 4–0 in the second set, she lost in straight sets. She also contested the [[2015 Wimbledon Championships – Women's doubles|women's doubles]] with Shvedova as the ninth seeds. They lost in the quarterfinals to Hingis/Mirza, 5–7, 3–6.

Dellacqua began her summer hardcourt season participating the qualifying event at the [[2015 Rogers Cup|Rogers Cup]], but fail to get to the main round. In first round, she teamed with Yaroslava Shvedova but lost to all-rising-stars pair Kristina Mladenovic and Karolína Plíšková. Her next event was [[2015 Western & Southern Open|Cincinnati Open]]. She qualified to the main round, but lost to [[Mona Barthel]] in the first round. In doubles event, she and Shvedova reached the final, where they lost to the sisters pair Chan Hao-ching and [[Chan Yung-jan]]. At the [[2015 Connecticut Open|Connecticut Open]], she and Shvedova lost in the quarterfinals. At the [[2015 US Open (tennis)|US Open]], she lost in the first round to qualifier Anett Kontaveit in the singles competition. However, she teamed with Yaroslava Shvedova to reach their second Grand Slam final of the year in the doubles competition. Once again, they finished runner-up, this time to top-seeded pair Mirza/Hingis, which means Dellacqua's Grand Slam final record in women's doubles event fell to 0–6.

In October, Dellacqua was in the women's doubles semifinal of the [[2015 China Open (tennis)|China Open]] when she fell and hit her head on the cement. This forced Dellacqua and Shvedova to withdraw from the [[2015 WTA Finals]].

===2016: Limited play ===
Still suffering the effects of the fall at the 2015 China Open, Dellacqua withdrew from the Australian summer. In February, Dellacqua travelled to [[Bratislava]] to play [[2016 Fed Cup World Group II|Fed Cup]] and partnered Samantha Stosur to win the deciding rubber against [[Slovakia]]. In March, Dellacqua was given a wildcard into the [[2016 San Antonio Open|San Antonio Open]]. This was her first singles match in five months, and she lost 1–6, 0–6 to [[Tsvetana Pironkova]]. While she wanted to play [[2016 BNP Paribas Open|Indian Wells]] and [[2016 Miami Open|Miami]], she realised she wasn't "physically and mentally 100%" so decided to take more time off and get it right.<ref>{{cite web |url=http://www.tennis.com.au/news/2016/09/22/checking-in-with-casey-dellacqua |title=CHECKING IN WITH … CASEY DELLACQUA |publisher=Tennis Australia |date=22 September 2016 |access-date=4 January 2017}}</ref> She didn't play again in 2016.

===2017: Doubles return===
Dellacqua's comeback commenced at the [[2017 Brisbane International|Brisbane International]] where she was given a wildcard into the [[2017 Brisbane International – Women's doubles|women's doubles]] with Ashleigh Barty. The pair lost in the first round, 17–19 in the match tie-break to Srebotnik/Spears. Dellacqua and Barty were given wildcards into the [[2017 Australian Open|Australian Open]]. Together, they reached the quarterfinals of the Australian Open for the second time, after wins over [[Lyudmyla Kichenok|Kichenok]]/[[Nadiia Kichenok|Kichenok]], Hingis/Vandeweghe and Grönefeld/Peschke.

==Career statistics==
{{Main|Casey Dellacqua career statistics}}

===Grand Slam tournament finals===
====Doubles: 7 (7 runner-ups)====
{|class="sortable wikitable"
!Result
!Year
!width=130 | Championship
!Surface
!width=180 | Partner
!width=180 | Opponents
!class="unsortable"|Score
|-
|style="background:#ffa07a;"|Loss
|[[2008 French Open – Women's doubles|2008]]
|style="background:#ebc2af;"|[[French Open]]
|Clay
|{{flagicon|ITA}} [[Francesca Schiavone]]
|{{flagicon|ESP}} [[Anabel Medina Garrigues]] <br /> {{flagicon|ESP}} [[Virginia Ruano Pascual]]
|6–2, 5–7, 4–6
|- 
|style="background:#ffa07a;"|Loss
|[[2013 Australian Open – Women's doubles|2013]]
|style="background:#ffffcc;"|[[Australian Open]]
|Hard
|{{flagicon|AUS}} [[Ashleigh Barty]]
|{{flagicon|ITA}} [[Sara Errani]] <br /> {{flagicon|ITA}} [[Roberta Vinci]] 
|2–6, 6–3, 2–6
|-
|style="background:#ffa07a;"|Loss
|[[2013 Wimbledon Championships – Women's doubles|2013]]
|style="background:#ccffcc;"|[[Wimbledon Championships|Wimbledon]]
|Grass
|{{flagicon|AUS}} Ashleigh Barty
|{{flagicon|TPE}} [[Hsieh Su-wei]] <br /> {{flagicon|CHN}} [[Peng Shuai]]
|6–7<sup>(1–7)</sup>, 1–6
|-
|style="background:#ffa07a;"|Loss
|[[2013 US Open (tennis)|2013]] 
|style="background:#ccccff;"|[[US Open (tennis)|US Open]] 
|Hard 
|{{flagicon|AUS}} Ashleigh Barty
|{{Flagicon|CZE}} [[Andrea Hlaváčková]] <br /> {{Flagicon|CZE}} [[Lucie Hradecká]]
|7–6<sup>(7–4)</sup>, 1–6, 4–6
|-
|style="background:#ffa07a;"|Loss
|[[2015 French Open – Women's doubles|2015]]
|style="background:#ebc2af;"|French Open <small>(2)</small>
|Clay
|{{flagicon|KAZ}} [[Yaroslava Shvedova]]
|{{flagicon|USA}} [[Bethanie Mattek-Sands]] <br /> {{flagicon|CZE}} [[Lucie Šafářová]]
|6–3, 4–6, 2–6
|-
|style="background:#ffa07a;"|Loss
|[[2015 US Open – Women's doubles|2015]]
|style="background:#ccccff;"|US Open <small>(2)</small>
|Hard
|{{flagicon|KAZ}} Yaroslava Shvedova
|{{flagicon|SUI}} [[Martina Hingis]] <br /> {{flagicon|IND}} [[Sania Mirza]]
|3–6, 3–6
|-
|style="background:#ffa07a;"|Loss
|[[2017 French Open|2017]] 
|style="background:#ebc2af;"|[[French Open]]  <small>(3)</small>
|Clay
|{{flagicon|AUS}} Ashleigh Barty
|{{Flagicon|USA}} Bethanie Mattek-Sands <br /> {{Flagicon|CZE}} Lucie Šafářová
|2–6, 1–6
|}

====Mixed doubles: 1 (title)====
{|class="sortable wikitable"
!Result
!Year
!width=130 | Championship
!Surface
!width=180 | Partner
!width=180 | Opponents
!width=130 class="unsortable"| Score
|-
|style="background:#98fb98;"|Win
|[[2011 French Open – Mixed doubles|2011]]
|style="background:#ebc2af;"|[[French Open]]
|Clay
|{{flagicon|USA}} [[Scott Lipsky]]
|{{flagicon|SLO}} [[Katarina Srebotnik]] <br /> {{flagicon|SRB}} [[Nenad Zimonjić]]
|7–6<sup>(8–6)</sup>, 4–6, [10–7]
|}

===Grand Slam performance timelines===
{{Performance key|active=no|short=yes}}

====Doubles====
{| class="wikitable" style="text-align:center"
!Tournament
![[2003 WTA Tour|2003]]
![[2004 WTA Tour|2004]]
![[2005 WTA Tour|2005]]
![[2006 WTA Tour|2006]]
![[2007 WTA Tour|2007]]
![[2008 WTA Tour|2008]]
![[2009 WTA Tour|2009]]
![[2010 WTA Tour|2010]]
![[2011 WTA Tour|2011]]
![[2012 WTA Tour|2012]]
![[2013 WTA Tour|2013]]
![[2014 WTA Tour|2014]]
![[2015 WTA Tour|2015]]
![[2016 WTA Tour|2016]]
![[2017 WTA Tour|2017]]
![[2018 WTA Tour|2018]]
!W–L
|-
| align="left" |[[Australian Open]]
| bgcolor="#afeeee" |[[2003 Australian Open – Women's doubles|2R]]
| bgcolor="#afeeee" |[[2004 Australian Open – Women's doubles|2R]]
| bgcolor="#afeeee" |[[2005 Australian Open – Women's doubles|1R]]
| bgcolor="#afeeee" |[[2006 Australian Open – Women's doubles|2R]]
| bgcolor="#afeeee" |[[2007 Australian Open – Women's doubles|1R]]
| bgcolor="#afeeee" |[[2008 Australian Open – Women's doubles|1R]]
| bgcolor="yellow" |[[2009 Australian Open – Women's doubles|SF]]
| bgcolor="#afeeee" |[[2010 Australian Open – Women's doubles|1R]]
|A
| bgcolor="#afeeee" |[[2012 Australian Open – Women's doubles|1R]]
| bgcolor="#D8BFD8" |[[2013 Australian Open – Women's doubles|F]]
| bgcolor="#afeeee" |[[2014 Australian Open – Women's doubles|2R]]
| bgcolor="#afeeee" |[[2015 Australian Open – Women's doubles|2R]]
|A
| bgcolor="#ffebcd" |[[2017 Australian Open – Women's doubles|QF]]
| bgcolor="#afeeee" |[[2018 Australian Open – Women's doubles|2R]]
|17–14
|-
| align="left" |[[French Open]]
|A
|A
|A
|A
|A
| bgcolor="#D8BFD8" |[[2008 French Open – Women's doubles|F]]
|A
|A
| bgcolor="#afeeee" |[[2011 French Open – Women's doubles|3R]]
| bgcolor="#afeeee" |[[2012 French Open – Women's doubles|2R]]
| bgcolor="#afeeee" |[[2013 French Open – Women's doubles|1R]]
| bgcolor="#ffebcd" |[[2014 French Open – Women's doubles|QF]]
| bgcolor="#D8BFD8" |[[2015 French Open – Women's doubles|F]]
|A
| bgcolor="#D8BFD8" |[[2017 French Open – Women's doubles|F]]
|A
|21–7
|-
| align="left" |[[Wimbledon Championships|Wimbledon]]
|A
|A
|A
|A
|A
| bgcolor="yellow" |[[2008 Wimbledon Championships – Women's doubles|SF]]
|A
| bgcolor="#afeeee" |[[2010 Wimbledon Championships – Women's doubles|1R]]
| bgcolor="#afeeee" |[[2011 Wimbledon Championships – Women's doubles|1R]]
| bgcolor="#afeeee" |[[2012 Wimbledon Championships – Women's doubles|2R]]
| bgcolor="#D8BFD8" |[[2013 Wimbledon Championships – Women's doubles|F]]
| bgcolor="#ffebcd" |[[2014 Wimbledon Championships – Women's doubles|QF]]
| bgcolor="#ffebcd" |[[2015 Wimbledon Championships – Women's doubles|QF]]
|A
| bgcolor="#ffebcd" |[[2017 Wimbledon Championships – Women's doubles|QF]]
|A
|19–8
|-
| align="left" |[[US Open (tennis)|US Open]]
|A
| bgcolor="#afeeee" |[[2004 US Open – Women's doubles|1R]]
|A
|A
| bgcolor="#afeeee" |[[2007 US Open – Women's doubles|2R]]
| bgcolor="#afeeee" |[[2008 US Open – Women's doubles|1R]]
|A
|A
| bgcolor="#afeeee" |[[2011 US Open – Women's doubles|1R]]
| bgcolor="#afeeee" |[[2012 US Open – Women's doubles|1R]]
| bgcolor="#D8BFD8" |[[2013 US Open – Women's doubles|F]]
| bgcolor="afeeee" |[[2014 US Open – Women's doubles|1R]]
| bgcolor="#D8BFD8" |[[2015 US Open – Women's doubles|F]]
|A
| bgcolor="#afeeee" |[[2017 US Open – Women's doubles|2R]]
|A
|12–9
|-
! style="text-align:left" |Win–loss
!1–1
!1–2
!0–1
!1–1
!1–2
!9–4
!3–1
!0–2
!2–3
!2–4
!15–4
!7–4
!14–4
!0–0
!12–4
!1–1
!69–38
|-
|}

====Mixed doubles====
{| class="wikitable" style="text-align:center"
!Tournament
![[2003 WTA Tour|2003]]
![[2004 WTA Tour|2004]]
![[2005 WTA Tour|2005]]
![[2006 WTA Tour|2006]]
![[2007 WTA Tour|2007]]
![[2008 WTA Tour|2008]]
![[2009 WTA Tour|2009]]
![[2010 WTA Tour|2010]]
![[2011 WTA Tour|2011]]
![[2012 WTA Tour|2012]]
![[2013 WTA Tour|2013]]
![[2014 WTA Tour|2014]]
![[2015 WTA Tour|2015]]
![[2016 WTA Tour|2016]]
![[2017 WTA Tour|2017]]
![[2018 WTA Tour|2018]]
!W–L
|-
| align="left" |[[Australian Open]]
|A
| bgcolor="#afeeee" |[[2004 Australian Open – Mixed doubles|1R]]
|A
| bgcolor="#afeeee" |[[2006 Australian Open – Mixed doubles|1R]]
| bgcolor="#afeeee" |[[2007 Australian Open – Mixed doubles|2R]]
|A
|A
| bgcolor="#afeeee" |[[2010 Australian Open – Mixed doubles|1R]]
|A
| bgcolor="#afeeee" |[[2012 Australian Open – Mixed doubles|2R]]
| bgcolor="#afeeee" |[[2013 Australian Open – Mixed doubles|1R]]
| bgcolor="#afeeee" |[[2014 Australian Open – Mixed doubles|1R]]
| bgcolor="#ffebcd" |[[2015 Australian Open – Mixed doubles|QF]]
|A
| bgcolor="#afeeee" |[[2017 Australian Open – Mixed doubles|2R]]
| bgcolor="#afeeee" |[[2018 Australian Open – Mixed doubles|2R]]
|6–10
|-
| align="left" |[[French Open]]
|A
|A
|A
|A
|A
|A
|A
|A
| bgcolor="lime" |[[2011 French Open – Mixed doubles|'''W''']]
|A
| bgcolor="#afeeee" |[[2013 French Open – Mixed doubles|1R]]
| bgcolor="#afeeee" |[[2014 French Open – Mixed doubles|1R]]
|A
|A
| bgcolor="yellow" |[[2017 French Open – Mixed doubles|SF]]
|A
|8–3
|-
| align="left" |[[Wimbledon Championships|Wimbledon]]
|A
|A
|A
|A
|A
| bgcolor="#afeeee" |[[2008 Wimbledon Championships – Mixed doubles|3R]]
|A
|A
| bgcolor="#afeeee" |[[2011 Wimbledon Championships – Mixed doubles|2R]]
|A
| bgcolor="#afeeee" |[[2013 Wimbledon Championships – Mixed doubles|3R]]
| bgcolor="#ffebcd" |[[2014 Wimbledon Championships – Mixed doubles|QF]]
| bgcolor="#afeeee" |[[2015 Wimbledon Championships – Mixed doubles|2R]]
|A
| bgcolor="#afeeee" |[[2017 Wimbledon Championships – Mixed doubles|2R]]
|A
|7–6
|-
| align="left" |[[US Open (tennis)|US Open]]
|A
|A
|A
|A
|A
| bgcolor="#afeeee" |[[2008 US Open – Mixed doubles|2R]]
|A
|A
|A
|A
| bgcolor="#afeeee" |[[2013 US Open – Mixed doubles|1R]]
| bgcolor="#afeeee" |[[2014 US Open – Mixed doubles|2R]]
|A
|A
| bgcolor="#afeeee" |[[2017 US Open – Mixed doubles|1R]]
|A
|2–4
|-
! style="text-align:left" |Win–loss
!0–0
!0–1
!0–0
!0–1
!1–1
!3–2
!0–0
!0–1
!6–1
!1–1
!1–4
!3–4
!3–2
!0–0
!4–4
!1–1
!23–23
|}

==References==
{{Reflist|40em}}
* [https://web.archive.org/web/20080911182604/http://www.cfv.org.au/files/4PTCQOTXPZ/Detailed%20Information%20Web.pdf April 2008: Dellacqua Supports C.F Day]
* [http://www.news.com.au/perthnow/story/0,21598,23428884-5015658,00.html March 2008: Casey Dellacqua within reach of place in tennis top 50]
* [http://www.womenstennisblog.com/2008/03/17/casey-dellacqua-advances-to-fourth-round-of-pacific-life-open-as-tamira-paszek-retires/ March 2008: Casey Dellacqua advances to fourth round of Pacific Life Open]
* [https://web.archive.org/web/20080613135926/http://www.thedailyforehand.com/tag/CASEY%20DELLACQUA March 2008: GIANT SLAYER DELLACQUA CONTINUES SEASON ONSLAUGHT]
* [http://www.news.com.au/perthnow/story/0,21598,23174134-5015658,00.html March 2008: Casey Dellacqua and Mariya Koryttseva – two of tennis's brightest prospects]
* [http://www.news.com.au/perthnow/story/0,21598,23174134-5015658,00.html Feb 2008 – Dellacqua Through to Pattaya Round 2]
* [http://www.smh.com.au/news/sport/casey-arrives-even-as-she-exits/2008/01/20/1200764089839.html Jan 2008: Jankovic defeats Dellacqua Aus Open 4r]
* [http://www.smh.com.au/news/sport/casey-arrives-even-as-she-exits/2008/01/20/1200764089839.html Jan 2008: After 4r AO Loss]
* [https://web.archive.org/web/20080309205035/http://nakedeye.com.au/latest/casey-dellacqua-australian-open-2008-tennis.html Jan 2008: Casey Dellacqua Australian Open 2008 Tennis]
* [http://www.womenstennisblog.com/2008/01/20/jelena-jankovic-moves-into-australian-open-quarterfinals-beats-casey-dellacqua/ Jan 2008: Jelena Jankovic moves into Australian Open quarterfinals, beats Casey Dellacqua]
* [http://www.womenstennisblog.com/2008/01/18/casey-dellacqua-defeats-amelie-mauresmo-at-australian-open/ Jan 2008: Casey Dellacqua defeats Amelie Mauresmo at Australian Open]
* [http://www.onthebaseline.com/2008/01/18/casey-dellacqua-stuns-amelie-mauresmo-becomes-new-australian-no-1/ Jan 2008: Casey Dellacqua Stuns Amelie Mauresmo, Becomes New Australian Number One]
* [https://web.archive.org/web/20080327012038/http://www.whatagirlneeds.com.au/blog/ainslie/455/casey-dellacqua-last-local-girl-standing-at-the-australian-open Jan 2008: Casey Dellacqua: last local girl standing at the Australian Open]
* [http://www.theage.com.au/news/tennis/dellacqua-vows-to-scale-new-highs/2007/12/08/1196813084692.html Dec 2007 The Age – Dellacqua Interview]
* [https://web.archive.org/web/20070908040043/http://www.abc.net.au/news/stories/2007/08/29/2018446.htm Aug 2007: Aussie Dellacqua to face off with Sharapova]
* [https://web.archive.org/web/20080422202114/http://www.tennis.com.au/pages/News.aspx?id=4&pageId=11478&HandlerId=2&archive=false&newsid=2597 Jan 2007: Aussie Watch – Casey Dellacqua]
* [http://www.theage.com.au/news/tennis/the-weight-of-the-world/2006/12/12/1165685680105.html Dec 2006 The Age – Dellacqua Interview]

==External links==
{{Commons category|Casey Dellacqua}}
* [https://web.archive.org/web/20090312051841/http://www.caseydellacqua.com.au/ Casey Dellacqua – official website]
* {{WTA}}
* {{ITF profile}}
* {{Fed Cup player}}
* {{Tennis Australia}}
* [http://cbs.sportsline.com/tennis/players/playerpage/386124 Playing history] at [[CBS SportsLine.com]]
* {{AOC|casey-dellacqua}}
* {{Olympics.com profile|casey-dellacqua}}
* {{Olympedia}}

===Video===
* [https://web.archive.org/web/20080614063951/http://video.msn.com/dw.aspx?mkt=en-au&brand=ninemsn&from=truveo&vid=7e829127-76e0-4711-b4f2-dc90aa933bef Dream Run Ends For Dellacqua (2008 Aus Open 4r News)]
* [https://web.archive.org/web/20080614063951/http://video.msn.com/dw.aspx?mkt=en-au&brand=ninemsn&from=truveo&vid=86a4cf52-e63d-4f42-a5bf-3b2387c007f4 Dellacqua Defeats Mauresmo (2008 Aus Open 3r News)]
* [https://web.archive.org/web/20080614061144/http://video.msn.com/dw.aspx?mkt=en-au&brand=ninemsn&from=truveo&vid=73230691-f8c0-4865-ab76-f799171e7517 Dellacqua In, Molik Out (2008 Aus Open 2r News)]
* [https://web.archive.org/web/20080614061145/http://video.msn.com/dw.aspx?mkt=en-au&brand=ninemsn&from=truveo&vid=4645ff8a-85f4-45b5-858c-988be5bbb92b Dellacqua Defeats Schnyder in Aus Open 2r 2008 News Highlights]

{{Australian Open girls’ doubles champions}}
{{French Open mixed doubles champions}}

{{DEFAULTSORT:Dellacqua, Casey}}
[[Category:1985 births]]
[[Category:Living people]]
[[Category:Australian lesbian sportswomen]]
[[Category:LGBTQ tennis players]]
[[Category:Australian female tennis players]]
[[Category:Australian people of Italian descent]]
[[Category:Sportspeople of Italian descent]]
[[Category:Australian people of Irish descent]]
[[Category:Olympic tennis players for Australia]]
[[Category:Sportswomen from Western Australia]]
[[Category:Tennis players at the 2008 Summer Olympics]]
[[Category:Hopman Cup competitors]]
[[Category:French Open champions]]
[[Category:Australian Institute of Sport tennis players]]
[[Category:Tennis players at the 2012 Summer Olympics]]
[[Category:Grand Slam (tennis) champions in mixed doubles]]
[[Category:Grand Slam (tennis) champions in girls' doubles]]
[[Category:Tennis players from Perth, Western Australia]]
[[Category:Australian Open (tennis) junior champions]]
[[Category:21st-century Australian LGBTQ people]]
[[Category:21st-century Australian sportswomen]]