View source for 2003 WTA Tour

{{short description|Women's tennis circuit}}
{{ Infobox tennis circuit season
<!-- Details -->
| name          = 2003 WTA Tour
| image         = Service Justine Henin Photo by Sascha Grabow.jpg
| image_caption = [[Justine Henin-Hardenne]] finished the year as [[List of WTA number 1 ranked singles tennis players#Year-end No. 1 players|world No. 1]] for the first time in her career. She won eight tournaments during the season, including two [[Grand Slam (tennis)#Tournaments|major]]s at the [[2003 French Open – Women's singles|French Open]] and the [[2003 US Open – Women's singles|US Open]]. She also won four [[WTA Tier I tournaments|Tier I]] events.
| image_size    = 200px
| duration      = December 28, 2002 <br/> – November 20, 2003
| edition       = 33rd
| tournaments   = 59
| categories = [[Grand Slam (tennis)|Grand Slam]] (4)<br>[[WTA Championships]]<br>[[WTA Tier I tournaments|WTA Tier I]] (9)<br>[[WTA Tier II tournaments|WTA Tier II]] (17)<br>[[WTA Tier III tournaments|WTA Tier III]] (16)<br>[[WTA Tier IV tournaments|WTA Tier IV]] (6)<br>[[WTA Tier V tournaments|WTA Tier V]] (6)
<!-- Achievements -->
| most_tournament_titles       = {{flagicon|BEL}} [[Kim Clijsters]] (9)
| most_tournament_finals       = {{flagicon|BEL}} [[Kim Clijsters]] (15)
| prize_money_leader           = {{flagicon|BEL}} [[Justine Henin-Hardenne]] <br/> ($4,466,345)
| points_leader                = {{flagicon|BEL}} [[Justine Henin-Hardenne]] (6,628)
<!-- Awards -->
| player_of_the_year            = {{flagicon|BEL}} [[Justine Henin-Hardenne]]
| doubles_team_of_the_year      = {{flagicon|ESP}} [[Virginia Ruano Pascual]]<br/>{{flagicon|ARG}} [[Paola Suárez]]
| most_improved_player_of_the_year = {{flagicon|RUS}} [[Nadia Petrova]]
| newcomer_of_the_year             = {{flagicon|RUS}} [[Maria Sharapova]]
| comeback_player_of_the_year      = {{flagicon|FRA}} [[Amélie Mauresmo]]
| previous = [[2002 WTA Tour|2002]]
| next     = [[2004 WTA Tour|2004]]
}}

The '''2003 WTA Tour''' was the elite professional tennis circuit organized by the [[Women's Tennis Association]] (WTA) for the 2003 tennis season. The 2003 WTA Tour included the four [[Grand Slam (tennis)|Grand Slam]] tournaments, the [[WTA Tour Championships]] and the [[WTA Tier I]], Tier II, Tier III, Tier IV and Tier V events. ITF tournaments were not part of the 2003 WTA Tour, although they award points for the WTA World Ranking.

== Schedule ==
The table below shows the 2003 WTA Tour schedule.

=== Key ===
{|class=wikitable style=font-size:90%;width:15%
|- style="background:#F3E6D7;"
| Grand Slam events
|- bgcolor=#FFFFCC
| Year-end championships
|- style="background:#d8cef6;" 
| Tier I events
|- style="background:#E9E9E9;"
| Tier II events
|- style="background:#DDF3D1;"
| Tier III events
|- style="background:#fff;"
| Tier IV and V events
|- style="background:#ECF2FF;"
| Team events
|}

=== January ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign=top
|rowspan=5|30 Dec || style="background:#ECF2FF;"| [[2003 Hopman Cup|Hopman Cup]]<br />[[Perth]], Australia<br />Hopman Cup<br /> Hard (i) – 8 teams (RR)||{{flagu|United States}}'''<br />3–0''' || {{flagu|Australia}} || {{center|Round robin losers (Group A)}}{{flagu|Belgium}}<br />{{flagu|Spain}}<br />{{UZB}} || {{center|Round robin losers (Group B)}}{{CZE}}<br />{{SVK}}<br />{{flagu|Italy}}

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Uncle Tobys Hardcourts|Uncle Tobys Hardcourts]]<br /> [[Gold Coast, Queensland|Gold Coast]], Australia <br />Tier III event <br /> Hard – $170,000 – 30S/32Q/16D<br />[[2003 Uncle Tobys Hardcourts – Singles|Singles]] – [[2003 Uncle Tobys Hardcourts – Doubles|Doubles]] ||{{flagicon|FRA}} [[Nathalie Dechy]] <br /> 6–3, 3–6, 6–3||  {{flagicon|SUI}} [[Marie-Gayanay Mikaelian]]||rowspan=2| {{flagicon|SUI}} [[Patty Schnyder]]<br />{{flagicon|RUS}} [[Elena Bovina]]||rowspan=2| {{flagicon|USA}} [[Meghann Shaughnessy]]  <br /> {{flagicon|ESP}} [[María Sánchez Lorenzo]] <br />{{flagicon|ITA}} [[Tathiana Garbin]]<br />  {{flagicon|AUT}} [[Barbara Schett]]
|- valign="top"
| {{flagicon|RUS}} [[Svetlana Kuznetsova]] <br /> {{flagicon|USA}} [[Martina Navratilova]]<br />6–4, 6–4 || {{flagicon|FRA}} [[Nathalie Dechy]] <br /> {{flagicon|FRA}} [[Émilie Loit]]

|- valign="top"
|rowspan=2| [[2003 ASB Classic|ASB Classic]]<br />  [[Auckland]], New Zealand <br />Tier IV event<br />Hard – $140,000 – 32S/32Q/16D<br />[[2003 ASB Classic – Singles|Singles]] – [[2003 ASB Classic – Doubles|Doubles]] ||{{flagicon|GRE}} [[Eleni Daniilidou]] <br /> 6–4, 4–6, 7–6<sup>(7–2)</sup>||  {{flagicon|KOR}} [[Cho Yoon-jeong]]||rowspan=2| {{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]]<br />{{flagicon|SUI}} [[Emmanuelle Gagliardi]]||rowspan=2| {{flagicon|USA}} [[Jill Craybas]]  <br /> {{flagicon|RUS}} [[Vera Zvonareva]] <br />{{flagicon|USA}} [[Laura Granville]]<br />  {{flagicon|ARG}} [[Paola Suárez]]
|- valign="top"
| {{flagicon|USA}} [[Teryn Ashley]] <br /> {{flagicon|USA}} [[Abigail Spears]]<br />6–2, 2–6, 6–0 || {{flagicon|ZIM}} [[Cara Black]] <br /> {{flagicon|RUS}} [[Elena Likhovtseva]]

|- valign="top"
|rowspan=6|6 Jan ||rowspan=2 bgcolor=#E9E9E9| [[2003 Adidas International|Adidas International]]<br /> [[Sydney]], Australia <br />Tier II event <br /> Hard – $585,000 – 28S/32Q/16D<br />[[2003 Adidas International – Women's singles|Singles]] – [[2003 Adidas International – Women's doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]]<br /> 6–4, 6–3||  {{flagicon|USA}} [[Lindsay Davenport]]||rowspan=2| {{flagicon|RUS}} [[Tatiana Panova]]<br />{{flagicon|BEL}} [[Justine Henin-Hardenne]]||rowspan=2| {{flagicon|BLR}} [[Olga Barabanschikova]]  <br /> {{flagicon|SVK}} [[Daniela Hantuchová]] <br />{{flagicon|RSA}} [[Amanda Coetzer]]<br />  {{flagicon|USA}} [[Chanda Rubin]]
|- valign="top"
| {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]<br />6–3, 6–3 || {{flagicon|ESP}} [[Conchita Martínez]] <br /> {{flagicon|AUS}} [[Rennae Stubbs]]

|- valign="top"
|rowspan=2| [[2003 Moorilla Hobart International|Moorilla International]]<br /> [[Hobart]], Australia <br />Tier V event <br /> Hard – $110,000 – 32S/32Q/16D<br />[[2003 Moorilla Hobart International – Singles|Singles]] – [[2003 Moorilla Hobart International – Doubles|Doubles]] ||{{flagicon|AUS}} [[Alicia Molik]] <br /> 6–2, 4–6, 6–4||  {{flagicon|USA}} [[Amy Frazier]]||rowspan=2| {{flagicon|CZE}} [[Iveta Benešová]]<br />{{flagicon|RUS}} [[Elena Likhovtseva]]||rowspan=2| {{flagicon|RUS}} [[Vera Zvonareva]]  <br /> {{flagicon|JPN}} [[Shinobu Asagoe]] <br />{{flagicon|USA}} [[Jill Craybas]]<br />  {{flagicon|GER}} [[Angelika Rösch]]
|- valign="top"
| {{flagicon|ZIM}} [[Cara Black]] <br /> {{flagicon|RUS}} [[Elena Likhovtseva]]<br />7–5, 7–6<sup>(7–1)</sup> || {{flagicon|AUT}} [[Barbara Schett]] <br /> {{flagicon|AUT}} [[Patricia Wartusch]]

|- valign="top"
|rowspan=2| [[2003 Canberra Women's Classic|Canberra Women's Classic]]<br /> [[Canberra]], Australia <br />Tier V event <br /> Hard – $110,000 – 32S/32Q/16D<br />[[2003 Canberra Women's Classic – Singles|Singles]] – [[2003 Canberra Women's Classic – Doubles|Doubles]] ||{{flagicon|USA}} [[Meghann Shaughnessy]] <br /> 6–1, 6–1||  {{flagicon|ITA}} [[Francesca Schiavone]]||rowspan=2| {{flagicon|FRA}} [[Marion Bartoli]]<br />{{flagicon|FRA}} [[Émilie Loit]]||rowspan=2| {{flagicon|GER}} [[Marlene Weingärtner]]  <br /> {{flagicon|ITA}} [[Adriana Serra Zanetti]] <br />{{flagicon|ITA}} [[Flavia Pennetta]]<br />  {{flagicon|ESP}} [[Magüi Serna]]
|- valign="top"
| {{flagicon|ITA}} [[Tathiana Garbin]] <br /> {{flagicon|FRA}} [[Émilie Loit]]<br />6–3, 3–6, 6–4 || {{flagicon|CZE}} [[Dája Bedáňová]] <br /> {{flagicon|RUS}} [[Dinara Safina]]

|- valign="top"
|rowspan=3|13 Jany<br>20 Jany ||rowspan=3 bgcolor=#F3E6D7| [[2003 Australian Open|Australian Open]]<br /> [[Melbourne]], Australia <br />Grand Slam<br />Hard – $4,054,063 – 128S/96Q/64D/32X<br />[[2003 Australian Open – Women's singles|Singles]] – [[2003 Australian Open – Women's doubles|Doubles]] – [[2003 Australian Open – Mixed doubles|Mixed doubles]] ||{{flagicon|USA}} [[Serena Williams]] <br /> 7–6<sup>(7–4)</sup>, 3–6, 6–4||  {{flagicon|USA}} [[Venus Williams]]||rowspan=3| {{flagicon|BEL}} [[Kim Clijsters]]<br />{{flagicon|BEL}} [[Justine Henin-Hardenne]]||rowspan=3| {{flagicon|USA}} [[Meghann Shaughnessy]]  <br /> {{flagicon|RUS}} [[Anastasia Myskina]] <br />{{flagicon|ESP}} [[Virginia Ruano Pascual]]<br />  {{flagicon|SVK}} [[Daniela Hantuchová]]
|- valign="top"
| {{flagicon|USA}} [[Serena Williams]] <br /> {{flagicon|USA}} [[Venus Williams]]<br />4–6, 6–4, 6–3 || {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]
|- valign="top"
| {{flagicon|IND}} [[Leander Paes]] <br /> {{flagicon|USA}} [[Martina Navratilova]]<br />6–4, 7–5 || {{flagicon|AUS}} [[Todd Woodbridge]] <br /> {{flagicon|GRE}} [[Eleni Daniilidou]]

|- valign="top"
|rowspan=2|27 Jan ||rowspan=2 bgcolor=#d8cef6| [[2003 Toray Pan Pacific Open|Toray Pan Pacific Open]]<br /> [[Tokyo]], Japan <br />Tier I event <br /> Carpet (i) – $1,300,000 – 28S/32Q/16D<br />[[2003 Toray Pan Pacific Open – Singles|Singles]] – [[2003 Toray Pan Pacific Open – Doubles|Doubles]] ||{{flagicon|USA}} [[Lindsay Davenport]] <br /> 6–7<sup>(6–8)</sup>, 6–1, 6–2||  {{flagicon|USA}} [[Monica Seles]]||rowspan=2| {{flagicon|USA}} [[Chanda Rubin]]<br />{{flagicon|USA}} [[Lisa Raymond]]||rowspan=2| {{flagicon|RUS}} [[Lina Krasnoroutskaya]]  <br /> {{flagicon|RUS}} [[Elena Dementieva]] <br />{{flagicon|THA}} [[Tamarine Tanasugarn]]<br />  {{flagicon|FR Yugoslavia}} [[Jelena Dokić]]
|- valign="top"
| {{flagicon|RUS}} [[Elena Bovina]] <br /> {{flagicon|AUS}} [[Rennae Stubbs]]<br />6–3, 6–4 || {{flagicon|USA}} [[Lindsay Davenport]] <br /> {{flagicon|USA}} [[Lisa Raymond]]
|}

=== February ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=4|3 Feb ||rowspan=2 bgcolor=#E9E9E9| [[2003 Open Gaz de France|Open Gaz de France]]<br /> [[Paris]], France <br />Tier II event <br /> Hard (i) – $585,000 – 28S/32Q/16D<br />[[2003 Open Gaz de France – Singles|Singles]] – [[2003 Open Gaz de France – Doubles|Doubles]] ||{{flagicon|USA}} [[Serena Williams]] <br /> 6–3, 6–2||  {{flagicon|FRA}} [[Amélie Mauresmo]]||rowspan=2| {{flagicon|GRE}} [[Eleni Daniilidou]]<br />{{flagicon|RUS}} [[Elena Dementieva]]||rowspan=2| {{flagicon|SVK}} [[Janette Husárová]]  <br /> {{flagicon|FR Yugoslavia}} [[Jelena Dokić]] <br />{{flagicon|ESP}} [[Magüi Serna]]<br />  {{flagicon|SVK}} [[Daniela Hantuchová]]
|- valign="top"
| {{flagicon|AUT}} [[Barbara Schett]] <br /> {{flagicon|SUI}} [[Patty Schnyder]]<br />2–6, 6–2, 7–6<sup>(7–5)</sup> || {{flagicon|FRA}} [[Marion Bartoli]] <br /> {{flagicon|FRA}} [[Stéphanie Cohen-Aloro]]

|- valign="top"
|rowspan=2| [[2003 AP Tourism Hyderabad Open|AP Tourism Hyderabad Open]]<br /> [[Hyderabad]], India <br />Tier IV event <br /> Hard – $140,000 – 32S/32Q/16D<br />[[2003 AP Tourism Hyderabad Open – Singles|Singles]] – [[2003 AP Tourism Hyderabad Open – Doubles|Doubles]] ||{{flagicon|THA}} [[Tamarine Tanasugarn]] <br /> 6–4, 6–4||  {{flagicon|UZB}} [[Iroda Tulyaganova]]||rowspan=2| {{flagicon|JPN}} [[Akiko Morigami]]<br />{{flagicon|ITA}} [[Flavia Pennetta]]||rowspan=2| {{flagicon|CRO}} [[Silvija Talaja]]  <br /> {{flagicon|ISR}} [[Tzipora Obziler]] <br />{{flagicon|FRA}} [[Mary Pierce]]<br />  {{flagicon|RUS}} [[Maria Kirilenko]]
|- valign="top"
| {{flagicon|RUS}} [[Elena Likhovtseva]] <br /> {{flagicon|UZB}} [[Iroda Tulyaganova]]<br />6–4, 6–4 || {{flagicon|RUS}} [[Evgenia Kulikovskaya]] <br /> {{flagicon|BLR}} [[Tatiana Poutchek]]

|- valign="top"
|rowspan=4|10 Feb ||rowspan=2 bgcolor=#E9E9E9| [[2003 Proximus Diamond Games|Proximus Diamond Games]]<br /> [[Antwerp]], Belgium <br />Tier II event <br /> Hard (i) – $585,000 – 28S/32Q/16D<br />[[2003 Proximus Diamond Games – Singles|Singles]] – [[2003 Proximus Diamond Games – Doubles|Doubles]] ||{{flagicon|USA}} [[Venus Williams]] <br /> 6–2, 6–4||  {{flagicon|BEL}} [[Kim Clijsters]]||rowspan=2| {{flagicon|SVK}} [[Daniela Hantuchová]]<br />{{flagicon|BEL}} [[Justine Henin-Hardenne]]||rowspan=2| {{flagicon|SLO}} [[Tina Pisnik]]  <br /> {{flagicon|FRA}} [[Nathalie Dechy]] <br />{{flagicon|JPN}} [[Ai Sugiyama]]<br />  {{flagicon|SUI}} [[Patty Schnyder]]
|- valign="top"
| {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]<br />6–2, 6–0 || {{flagicon|FRA}} [[Nathalie Dechy]] <br /> {{flagicon|FRA}} [[Émilie Loit]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Qatar Total Fina Elf Open|Qatar Total Fina Elf Open]]<br /> [[Doha]], Qatar <br />Tier III event <br /> Hard – $170,000 – 30S/32Q/16D<br />[[2003 Qatar Total Fina Elf Open – Singles|Singles]] – [[2003 Qatar Total Fina Elf Open – Doubles|Doubles]] ||{{flagicon|RUS}} [[Anastasia Myskina]] <br /> 6–3, 6–1||  {{flagicon|RUS}} [[Elena Likhovtseva]]||rowspan=2| {{flagicon|RUS}} [[Lina Krasnoroutskaya]]<br />{{flagicon|AUT}} [[Patricia Wartusch]]||rowspan=2| {{flagicon|ESP}} [[Conchita Martínez]]  <br /> {{flagicon|BUL}} [[Magdalena Maleeva]] <br />{{flagicon|AUS}} [[Nicole Pratt]]<br />  {{flagicon|RUS}} [[Dinara Safina]]
|- valign="top"
| {{flagicon|TPE}} [[Janet Lee]] <br /> {{flagicon|INA}} [[Wynne Prakusya]]<br />6–1, 6–3 || {{flagicon|VEN}} [[María Vento-Kabchi]] <br /> {{flagicon|INA}} [[Angelique Widjaja]]

|- valign="top"
|rowspan=6|17 Feb ||rowspan=2 bgcolor=#E9E9E9| [[2003 Dubai Tennis Championships and Duty Free Women's Open|Dubai Tennis Championships]]<br /> [[Dubai]], United Arab Emirates <br />Tier II event <br /> Hard – $585,000 – 28S/32Q/16D<br />[[2003 Dubai Duty Free Women's Open – Singles|Singles]] – [[2003 Dubai Duty Free Women's Open – Doubles|Doubles]] ||{{flagicon|BEL}} [[Justine Henin-Hardenne]] <br /> 4–6, 7–6<sup>(7–4)</sup>, 7–5||  {{flagicon|USA}} [[Monica Seles]]||rowspan=2| {{flagicon|USA}} [[Jennifer Capriati]]<br />{{flagicon|FRA}} [[Amélie Mauresmo]]||rowspan=2| {{flagicon|RUS}} [[Anastasia Myskina]]  <br /> {{flagicon|ESP}} [[Conchita Martínez]] <br />{{flagicon|UZB}} [[Iroda Tulyaganova]]<br />  {{flagicon|RUS}} [[Lina Krasnoroutskaya]]
|- valign="top"
| {{flagicon|RUS}} [[Svetlana Kuznetsova]] <br /> {{flagicon|USA}} [[Martina Navratilova]]<br />6–3, 7–6<sup>(9–7)</sup> || {{flagicon|ZIM}} [[Cara Black]] <br /> {{flagicon|RUS}} [[Elena Likhovtseva]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Kroger St. Jude International|Cellular South Cup]]<br /> [[Memphis, Tennessee|Memphis]], United States <br />Tier III event <br /> Hard (i) – $170,000 – 30S/32Q/16D<br />[[2003 Kroger St. Jude International – Women's singles|Singles]] – [[2003 Kroger St. Jude International – Women's doubles|Doubles]] ||{{flagicon|USA}} [[Lisa Raymond]] <br /> 6–3, 6–2||  {{flagicon|RSA}} [[Amanda Coetzer]]||rowspan=2| {{flagicon|USA}} [[Laura Granville]]<br />{{flagicon|KOR}} [[Cho Yoon-jeong]]||rowspan=2| {{flagicon|ITA}} [[Silvia Farina Elia]]  <br /> {{flagicon|FRA}} [[Stéphanie Foretz]] <br />{{flagicon|JPN}} [[Saori Obata]]<br />  {{flagicon|USA}} [[Carly Gullickson]]
|- valign="top"
| {{flagicon|JPN}} [[Akiko Morigami]] <br /> {{flagicon|JPN}} [[Saori Obata]]<br />6–1, 6–1 || {{flagicon|RUS}} [[Alina Jidkova]] <br /> {{flagicon|AUS}} [[Bryanne Stewart]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Copa Colsanitas|Copa Colsanitas]]<br /> [[Bogotá]], Colombia <br />Tier III event <br /> Clay – $170,000 – 30S/32Q/16D<br />[[2003 Copa Colsanitas – Singles|Singles]] – [[2003 Copa Colsanitas – Doubles|Doubles]] ||{{flagicon|COL}} [[Fabiola Zuluaga]] <br /> 6–3, 6–2||  {{flagicon|ESP}} [[Anabel Medina Garrigues]]||rowspan=2| {{flagicon|ARG}} [[Paola Suárez]]<br />{{flagicon|SLO}} [[Katarina Srebotnik]]||rowspan=2| {{flagicon|ESP}} [[Conchita Martínez Granados]]  <br /> {{flagicon|HUN}} [[Katalin Marosi]] <br />{{flagicon|COL}} [[Catalina Castaño]]<br />  {{flagicon|ITA}} [[Flavia Pennetta]]
|- valign="top"
| {{flagicon|SLO}} [[Katarina Srebotnik]] <br /> {{flagicon|SWE}} [[Åsa Svensson]]<br />6–2, 6–1 || {{flagicon|SLO}} [[Tina Križan]] <br /> {{flagicon|UKR}} [[Tatiana Perebiynis]]

|- valign="top"
|rowspan=4|24 Feb ||rowspan=2 bgcolor=#E9E9E9| [[2003 State Farm Women's Tennis Classic|State Farm Women's Tennis Classic]]<br /> [[Scottsdale, Arizona|Scottsdale]], United States <br />Tier II event <br /> Hard – $585,000 – 28S/30Q/16D<br />[[2003 State Farm Women's Tennis Classic – Singles|Singles]] – [[2003 State Farm Women's Tennis Classic – Doubles|Doubles]] ||{{flagicon|JPN}} [[Ai Sugiyama]] <br /> 3–6, 7–5, 6–4||  {{flagicon|BEL}} [[Kim Clijsters]]||rowspan=2| {{flagicon|USA}} [[Alexandra Stevenson]]<br />{{flagicon|USA}} [[Meghann Shaughnessy]]||rowspan=2| {{flagicon|FRA}} [[Nathalie Dechy]]  <br /> {{flagicon|GRE}} [[Eleni Daniilidou]] <br />{{flagicon|ITA}} [[Francesca Schiavone]]<br />  {{flagicon|USA}} [[Laura Granville]]
|- valign="top"
| {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]<br />6–1, 6–4 || {{flagicon|USA}} [[Lindsay Davenport]] <br /> {{flagicon|USA}} [[Lisa Raymond]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Abierto Mexicano Telefonica Movistar|Abierto Mexicano Telefónica Movistar]]<br /> [[Acapulco]], Mexico <br />Tier III event <br /> Clay – $170,000 – 30S/30Q/16D<br />[[2003 Abierto Mexicano Telefonica Movistar – Women's singles|Singles]] – [[2003 Abierto Mexicano Telefonica Movistar – Women's doubles|Doubles]] ||{{flagicon|RSA}} [[Amanda Coetzer]] <br /> 7–5, 6–3||  {{flagicon|ARG}} [[Mariana Díaz Oliva]]||rowspan=2| {{flagicon|JPN}} [[Shinobu Asagoe]]<br />{{flagicon|FRA}} [[Émilie Loit]]||rowspan=2| {{flagicon|ESP}} [[Cristina Torrens Valero]] <br /> {{flagicon|CZE}} [[Alena Vašková]] <br />{{flagicon|HUN}} [[Petra Mandula]]<br />  {{flagicon|ITA}} [[Flavia Pennetta]]
|- valign="top"
| {{flagicon|FRA}} [[Émilie Loit]] <br /> {{flagicon|SWE}} [[Åsa Svensson]]<br />6–3, 6–1 || {{flagicon|HUN}} [[Petra Mandula]] <br /> {{flagicon|AUT}} [[Patricia Wartusch]]
|}

=== March ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=2|3 Mar<br>10 Mar ||rowspan=2 bgcolor=#d8cef6| [[2003 Pacific Life Open|Pacific Life Open]]<br /> [[Indian Wells, California|Indian Wells]], United States <br />Tier I event <br /> Hard – $2,100,000 – 96S/48Q/32D<br />[[2003 Pacific Life Open – Women's singles|Singles]] – [[2003 Pacific Life Open – Women's doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]] <br /> 6–4, 7–5||  {{flagicon|USA}} [[Lindsay Davenport]]||rowspan=2| {{flagicon|ESP}} [[Conchita Martínez]]<br />{{flagicon|USA}} [[Jennifer Capriati]]||rowspan=2| {{flagicon|USA}} [[Chanda Rubin]]  <br /> {{flagicon|RSA}} [[Amanda Coetzer]] <br />{{flagicon|FRA}} [[Amélie Mauresmo]]<br />  {{flagicon|RUS}} [[Vera Zvonareva]]
|- valign="top"
| {{flagicon|USA}} [[Lindsay Davenport]] <br /> {{flagicon|USA}} [[Lisa Raymond]]<br />2–6, 6–2, 7–6<sup>(7–5)</sup> || {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]

|- valign="top"
|rowspan=2|17 Mar<br>24 Mar ||rowspan=2 bgcolor=#d8cef6| [[2003 NASDAQ-100 Open|NASDAQ-100 Open]]<br /> [[Key Biscayne, Florida|Key Biscayne]], United States <br />Tier I event <br /> Hard – $2,960,000 – 96S/48Q/32D<br />[[2003 NASDAQ-100 Open – Women's singles|Singles]] – [[2003 NASDAQ-100 Open – Women's doubles|Doubles]] ||{{flagicon|USA}} [[Serena Williams]] <br /> 4–6, 6–4, 6–1||  {{flagicon|USA}} [[Jennifer Capriati]]||rowspan=2| {{flagicon|BEL}} [[Kim Clijsters]]<br />{{flagicon|USA}} [[Chanda Rubin]]||rowspan=2| {{flagicon|FRA}} [[Marion Bartoli]]  <br /> {{flagicon|FR Yugoslavia}} [[Jelena Dokić]] <br />{{flagicon|BEL}} [[Justine Henin-Hardenne]]<br />  {{flagicon|USA}} [[Meghann Shaughnessy]]
|- valign="top"
| {{flagicon|RSA}} [[Liezel Huber]] <br /> {{flagicon|BUL}} [[Magdalena Maleeva]]<br />6–4, 3–6, 7–5 || {{flagicon|JPN}} [[Shinobu Asagoe]] <br /> {{flagicon|JPN}} [[Nana Miyagi]]

|- valign="top"
|rowspan=4|31 Mar ||rowspan=2| [[2003 Sarasota Clay Court Classic|Sarasota Clay Court Classic]]<br /> [[Sarasota, Florida|Sarasota]], United States <br />Tier IV event <br /> $140,000 – clay (green) – 32S/32Q/16D<br />[[2003 Sarasota Clay Court Classic – Singles|Singles]] – [[2003 Sarasota Clay Court Classic – Doubles|Doubles]] ||{{flagicon|RUS}} [[Anastasia Myskina]] <br /> 6–4, 6–1||  {{flagicon|AUS}} [[Alicia Molik]]||rowspan=2| {{flagicon|CRO}} [[Iva Majoli]]<br />{{flagicon|FRA}} [[Nathalie Dechy]]||rowspan=2| {{flagicon|ARG}} [[Paola Suárez]]  <br /> {{flagicon|ARG}} [[Clarisa Fernández]] <br />{{flagicon|USA}} [[Ansley Cargill]]<br />  {{flagicon|RUS}} [[Elena Dementieva]]
|- valign="top"
| {{flagicon|RSA}} [[Liezel Huber]] <br /> {{flagicon|USA}} [[Martina Navratilova]]<br />7–6(8), 6–3 || {{flagicon|JPN}} [[Shinobu Asagoe]] <br /> {{flagicon|JPN}} [[Nana Miyagi]]

|- valign="top"
|rowspan=2| [[2003 Grand Prix SAR La Princesse Lalla Meryem|GP SAR de La Princesse Lalla Meryem]]<br /> [[Casablanca]], Morocco <br />Tier V event <br /> Clay – $110,000 – 32S/32Q/16D<br />[[2003 Grand Prix SAR La Princesse Lalla Meryem – Singles|Singles]] – [[2003 Grand Prix SAR La Princesse Lalla Meryem – Doubles|Doubles]] ||{{flagicon|ITA}} [[Rita Grande]] <br /> 6–2, 4–6, 6–1||  {{flagicon|ITA}} [[Antonella Serra Zanetti]]||rowspan=2| {{flagicon|SVK}} [[Ľudmila Cervanová]]<br />{{flagicon|ESP}} [[Marta Marrero]]||rowspan=2| {{flagicon|ESP}} [[Gala León García]]  <br /> {{flagicon|RUS}} [[Anastasia Rodionova]] <br />{{flagicon|SVK}} [[Henrieta Nagyová]]<br />  {{flagicon|SVK}} [[Ľubomíra Kurhajcová]]
|- valign="top"
| {{flagicon|ARG}} [[Gisela Dulko]] <br /> {{flagicon|ARG}} [[María Emilia Salerni]]<br />6–3, 6–4 || {{flagicon|SVK}} [[Henrieta Nagyová]] <br /> {{flagicon|UKR}} [[Elena Tatarkova]]
|}

=== April ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=4|7 Apr ||rowspan=2 bgcolor=#d8cef6| [[2003 Family Circle Cup|Family Circle Cup]]<br /> [[Charleston, South Carolina|Charleston]], United States <br />Tier I event <br /> $1,300,000 – clay (green) – 56S/32Q/28D<br />[[2003 Family Circle Cup – Singles|Singles]] – [[2003 Family Circle Cup – Doubles|Doubles]] ||{{flagicon|BEL}} [[Justine Henin-Hardenne]] <br /> 6–3, 6–4||  {{flagicon|USA}} [[Serena Williams]]||rowspan=2| {{flagicon|USA}} [[Lindsay Davenport]]<br />{{flagicon|USA}} [[Ashley Harkleroad]]||rowspan=2| {{flagicon|FR Yugoslavia}} [[Jelena Dokić]]  <br /> {{flagicon|RUS}} [[Vera Zvonareva]] <br />{{flagicon|SVK}} [[Daniela Hantuchová]]<br />  {{flagicon|FRA}} [[Mary Pierce]]
|- valign="top"
| {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]<br />6–0, 6–3 || {{flagicon|SVK}} [[Janette Husárová]] <br /> {{flagicon|ESP}} [[Conchita Martínez]]

|- valign="top"
|rowspan=2| [[2003 Estoril Open|Estoril Open]]<br /> [[Oeiras, Portugal|Oeiras]], Portugal <br />Tier IV event <br /> Clay – $140,000 – 32S/32Q/16D<br />[[2003 Estoril Open – Women's singles|Singles]] – [[2003 Estoril Open – Women's doubles|Doubles]] ||{{flagicon|ESP}} [[Magüi Serna]] <br /> 6–4, 6–1||  {{flagicon|GER}} [[Julia Schruff]]||rowspan=2| {{flagicon|SUI}} [[Emmanuelle Gagliardi]]<br />{{flagicon|FRA}} [[Virginie Razzano]]||rowspan=2| {{flagicon|SVK}} [[Ľudmila Cervanová]]  <br /> {{flagicon|CRO}} [[Silvija Talaja]] <br />{{flagicon|ARG}} [[Gisela Dulko]]<br />  {{flagicon|FRA}} [[Stéphanie Cohen-Aloro]]
|- valign="top"
| {{flagicon|HUN}} [[Petra Mandula]] <br /> {{flagicon|AUT}} [[Patricia Wartusch]]<br />6–7<sup>(3–7)</sup>, 7–6<sup>(7–3)</sup>, 6–2 || {{flagicon|EST}} [[Maret Ani]] <br /> {{flagicon|SUI}} [[Emmanuelle Gagliardi]]

|- valign="top"
|rowspan=4|14 Apr ||rowspan=2 bgcolor=#E9E9E9| [[2003 Bausch & Lomb Championships|Bausch & Lomb Championships]]<br /> [[Amelia Island]], United States <br />Tier II event <br /> $585,000 – clay (green) – 56S/16Q/16D<br />[[2003 Bausch & Lomb Championships – Singles|Singles]] – [[2003 Bausch & Lomb Championships – Doubles|Doubles]] ||{{flagicon|RUS}} [[Elena Dementieva]] <br /> 4–6, 7–5, 6–3||  {{flagicon|USA}} [[Lindsay Davenport]]||rowspan=2| {{flagicon|BEL}} [[Justine Henin-Hardenne]]<br />{{flagicon|USA}} [[Jennifer Capriati]]||rowspan=2| {{flagicon|USA}} [[Monica Seles]]  <br /> {{flagicon|SVK}} [[Daniela Hantuchová]] <br />{{flagicon|USA}} [[Lisa Raymond]]<br />  {{flagicon|SUI}} [[Patty Schnyder]]
|- valign="top"
| {{flagicon|USA}} [[Lindsay Davenport]] <br /> {{flagicon|USA}} [[Lisa Raymond]]<br />7–5, 6–2 || {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]

|- valign="top"
|rowspan=2| [[2003 Tippmix Budapest Grand Prix|Tippmix Budapest Grand Prix]]<br /> [[Budapest]], Hungary <br />Tier V event <br /> Clay – $110,000 – 32S/32Q/16D<br />[[2003 Tippmix Budapest Grand Prix – Singles|Singles]] – [[2003 Tippmix Budapest Grand Prix – Doubles|Doubles]] ||{{flagicon|ESP}} [[Magüi Serna]] <br /> 3–6, 7–5, 6–4||  {{flagicon|AUS}} [[Alicia Molik]]||rowspan=2| {{flagicon|ESP}} [[María Sánchez Lorenzo]]<br />{{flagicon|SVK}} [[Ľudmila Cervanová]]||rowspan=2| {{flagicon|FR Yugoslavia}} [[Jelena Janković]]  <br /> {{flagicon|SVK}} [[Jarmila Gajdošová]] <br />{{flagicon|CZE}} [[Iveta Benešová]]<br />  {{flagicon|HUN}} [[Petra Mandula]]
|- valign="top"
| {{flagicon|HUN}} [[Petra Mandula]] <br /> {{flagicon|UKR}} [[Elena Tatarkova]]<br />6–3, 6–1 || {{flagicon|ESP}} [[Conchita Martínez Granados]] <br /> {{flagicon|UKR}} [[Tatiana Perebiynis]]

|-valign=top
|21 Apr ||bgcolor="#ECF2FF"| [[2003 Fed Cup World Group#First Round|Fed Cup: First Round]]<br /> [[Ettenheim]], Germany, Clay <br /> [[Bree, Belgium]], Clay (i)<br /> [[Linköping]], Sweden, Hard (i)<br /> [[Lowell, Massachusetts|Lowell]], USA, Hard (i)<br /> [[Moscow]], Russia, Carpet (i) <br /> [[Buenos Aires]], Argentina, Clay <br /> [[Andrézieux-Bouthéon]], France, Clay (i)<br /> [[Tarragona]], Spain, Clay ||First round winners<br />{{fed|SVK}} 3–2<br>{{fed|BEL}} 5–0<br>{{fed|ITA}} 3–2<br>{{fed|USA}} 5–0<br />{{fed|RUS}} 4–1<br>{{fed|SLO}} 3–2<br>{{fed|FRA}} 5–0<br>{{fed|ESP}} 3–2||First round losers<br />{{fed|GER}}<br />{{fed|AUT}}<br />{{fed|SWE}}<br />{{fed|CZE}}<br />{{fed|CRO}}<br />{{fed|ARG}}<br />{{fed|COL}}<br />{{fed|AUS}}||bgcolor="#ededed"| ||bgcolor="#ededed"|

|- valign="top"
|rowspan=4|28 Apr ||rowspan=2 bgcolor=#E9E9E9| [[2003 J&S Cup|J&S Cup]]<br /> [[Warsaw]], Poland <br />Tier II event <br /> Clay – $700,000 – 28S/31Q/16D<br />[[2003 J&S Cup – Singles|Singles]] – [[2003 J&S Cup – Doubles|Doubles]] ||{{flagicon|FRA}} [[Amélie Mauresmo]] <br /> 6–7<sup>(6–8)</sup>, 6–0, 3–0 ret. ||  {{flagicon|USA}} [[Venus Williams]]||rowspan=2| {{flagicon|CZE}} [[Denisa Chládková]]<br />{{flagicon|FR Yugoslavia}} [[Jelena Dokić]]||rowspan=2| {{flagicon|ITA}} [[Francesca Schiavone]]  <br /> {{flagicon|COL}} [[Fabiola Zuluaga]] <br />{{flagicon|ESP}} [[Magüi Serna]]<br />  {{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]]
|- valign="top"
| {{flagicon|RSA}} [[Liezel Huber]] <br /> {{flagicon|BUL}} [[Magdalena Maleeva]]<br />3–6, 6–4, 6–2 || {{flagicon|GRE}} [[Eleni Daniilidou]] <br /> {{flagicon|ITA}} [[Francesca Schiavone]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Croatian Bol Ladies Open|Croatian Bol Ladies Open]]<br /> [[Bol, Croatia|Bol]], Croatia <br />Tier III event <br /> Clay – $170,000 – 30S/32Q/16D<br />[[2003 Croatian Bol Ladies Open – Singles|Singles]] – [[2003 Croatian Bol Ladies Open – Doubles|Doubles]] ||{{flagicon|RUS}} [[Vera Zvonareva]] <br /> 6–1, 6–3 ||  {{flagicon|ESP}} [[Conchita Martínez Granados]]||rowspan=2| {{flagicon|USA}} [[Samantha Reeves]]<br />{{flagicon|ESP}} [[María Sánchez Lorenzo]]||rowspan=2| {{flagicon|ESP}} [[Gala León García]]  <br /> {{flagicon|SVK}} [[Ľudmila Cervanová]] <br />{{flagicon|ITA}} [[Tathiana Garbin]]<br />  {{flagicon|CRO}} [[Silvija Talaja]]
|- valign="top"
| {{flagicon|HUN}} [[Petra Mandula]] <br /> {{flagicon|AUT}} [[Patricia Wartusch]]<br />6–3, 6–2 || {{flagicon|SUI}} [[Emmanuelle Gagliardi]] <br /> {{flagicon|SUI}} [[Patty Schnyder]]
|}

=== May ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=2|5 May ||rowspan=2 bgcolor=#d8cef6| [[2003 MasterCard German Open|MasterCard German Open]]<br /> [[Berlin]], Germany <br />Tier I event <br /> Clay – $1,224,000 – 56S/48Q/28D<br />[[2003 WTA German Open – Singles|Singles]] – [[2003 WTA German Open – Doubles|Doubles]] ||{{flagicon|BEL}} [[Justine Henin-Hardenne]] <br /> 6–4, 4–6, 7–5||  {{flagicon|BEL}} [[Kim Clijsters]]||rowspan=2| {{flagicon|USA}} [[Jennifer Capriati]]<br />{{flagicon|FRA}} [[Amélie Mauresmo]]||rowspan=2| {{flagicon|SVK}} [[Daniela Hantuchová]]  <br /> {{flagicon|RUS}} [[Elena Likhovtseva]] <br />{{flagicon|UZB}} [[Iroda Tulyaganova]]<br />  {{flagicon|RUS}} [[Vera Zvonareva]]
|- valign="top"
| {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]<br />6–3, 4–6, 6–4 || {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]

|- valign="top"
|rowspan=2|12 May ||rowspan=2 bgcolor=#d8cef6| [[2003 Telecom Italia Masters|Telecom Italia Masters]]<br /> [[Rome]], Italy <br />Tier I event <br /> Clay – $1,300,000 – 56S/48Q/28D<br />[[2003 Italian Open – Women's singles|Singles]] – [[2003 Italian Open – Women's doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]] <br /> 3–6, 7–6<sup>(7–3)</sup>, 6–0||  {{flagicon|FRA}} [[Amélie Mauresmo]]||rowspan=2| {{flagicon|USA}} [[Serena Williams]]<br />{{flagicon|JPN}} [[Ai Sugiyama]]||rowspan=2| {{flagicon|ESP}} [[Conchita Martínez]]  <br /> {{flagicon|USA}} [[Jennifer Capriati]] <br />{{flagicon|SLO}} [[Tina Pisnik]]<br />  {{flagicon|RUS}} [[Anastasia Myskina]]
|- valign="top"
| {{flagicon|RUS}} [[Svetlana Kuznetsova]] <br /> {{flagicon|USA}} [[Martina Navratilova]]<br />6–4, 5–7, 6–2 || {{flagicon|FR Yugoslavia}} [[Jelena Dokić]] <br /> {{flagicon|RUS}} [[Nadia Petrova]]

|- valign="top"
|rowspan=4|19 May ||rowspan=2 bgcolor=#DDF3D1| [[Internationaux de Strasbourg]]<br /> [[Strasbourg]], France <br />Tier III event <br /> Clay – $170,000 – 30S/32Q/16D<br />[[2003 Internationaux de Strasbourg – Singles|Singles]] – [[2003 Internationaux de Strasbourg – Doubles|Doubles]] ||{{flagicon|ITA}} [[Silvia Farina Elia]] <br /> 6–3, 4–6, 6–4||  {{flagicon|CRO}} [[Karolina Šprem]]||rowspan=2| {{flagicon|RUS}} [[Vera Zvonareva]]<br />{{flagicon|USA}} [[Ashley Harkleroad]]||rowspan=2| {{flagicon|SLO}} [[Maja Matevžič]]  <br /> {{flagicon|FRA}} [[Marion Bartoli]] <br />{{flagicon|FRA}} [[Émilie Loit]]<br />  {{flagicon|RUS}} [[Anastasia Myskina]]
|- valign="top"
| {{flagicon|CAN}} [[Sonya Jeyaseelan]] <br /> {{flagicon|SLO}} [[Maja Matevžič]]<br />6–4, 6–4 || {{flagicon|USA}} [[Laura Granville]] <br /> {{flagicon|CRO}} [[Jelena Kostanić]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[WTA Madrid Open (tennis)|Open de España]]<br /> [[Madrid]], Spain <br />Tier III event <br /> Clay – $170,000 – 30S/32Q/16D<br />Singles – Doubles ||{{flagicon|USA}} [[Chanda Rubin]] <br /> 6–4, 5–7, 6–4||  {{flagicon|ESP}} [[María Sánchez Lorenzo]]||rowspan=2| {{flagicon|UZB}} [[Iroda Tulyaganova]]<br />{{flagicon|AUT}} [[Barbara Schett]]||rowspan=2| {{flagicon|ARG}} [[Paola Suárez]]  <br /> {{flagicon|ZIM}} [[Cara Black]] <br />{{flagicon|ARG}} [[Clarisa Fernández]]<br />  {{flagicon|SUI}} [[Emmanuelle Gagliardi]]
|- valign="top"
| {{flagicon|USA}} [[Jill Craybas]] <br /> {{flagicon|RSA}} [[Liezel Huber]]<br />6–4, 7–6<sup>(8–6)</sup> || {{flagicon|ITA}} [[Rita Grande]] <br /> {{flagicon|INA}} [[Angelique Widjaja]]

|- valign="top"
|rowspan=3|26 May<br>2 Jun ||rowspan=3 bgcolor=#F3E6D7| [[2003 French Open|French Open]]<br /> [[Paris]], France <br />Grand Slam<br />Clay – $5,363,011 – 128S/96Q/64D/32X<br />[[2003 French Open – Women's singles|Singles]] – [[2003 French Open – Women's doubles|Doubles]] – [[2003 French Open – Mixed doubles|Mixed doubles]] ||{{flagicon|BEL}} [[Justine Henin-Hardenne]] <br /> 6–0, 6–4||  {{flagicon|BEL}} [[Kim Clijsters]]||rowspan=3| {{flagicon|USA}} [[Serena Williams]]<br />{{flagicon|RUS}} [[Nadia Petrova]]||rowspan=3| {{flagicon|FRA}} [[Amélie Mauresmo]]  <br /> {{flagicon|USA}} [[Chanda Rubin]] <br />{{flagicon|RUS}} [[Vera Zvonareva]]<br />  {{flagicon|ESP}} [[Conchita Martínez]]
|- valign="top"
| {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]<br />6–7<sup>(5–7)</sup>, 6–2, 9–7 || {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]
|- valign="top"
| {{flagicon|USA}} [[Mike Bryan]] <br /> {{flagicon|USA}} [[Lisa Raymond]]<br />6–3, 6–4 || {{flagicon|IND}} [[Mahesh Bhupathi]] <br /> {{flagicon|RUS}} [[Elena Likhovtseva]]
|}

=== June ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=4|9 Jun ||rowspan=2 bgcolor=#DDF3D1| [[2003 DFS Classic|DFS Classic]]<br /> [[Birmingham]], Great Britain <br />Tier III event <br /> Grass – $170,000 – 56S/32Q/16D<br />[[2003 DFS Classic – Singles|Singles]] – [[2003 DFS Classic – Doubles|Doubles]] ||{{flagicon|BUL}} [[Magdalena Maleeva]] <br /> 6–1, 6–4||  {{flagicon|JPN}} [[Shinobu Asagoe]]||rowspan=2| {{flagicon|RUS}} [[Maria Sharapova]]<br />{{flagicon|GRE}} [[Eleni Daniilidou]]||rowspan=2| {{flagicon|RUS}} [[Elena Dementieva]]  <br /> {{flagicon|VEN}} [[María Vento-Kabchi]] <br />{{flagicon|FRA}} [[Stéphanie Foretz]]<br />  {{flagicon|THA}} [[Tamarine Tanasugarn]]
|- valign="top"
| {{flagicon|BEL}} [[Els Callens]] <br /> {{flagicon|USA}} [[Meilen Tu]]<br />7–5, 6–4 || {{flagicon|AUS}} [[Alicia Molik]] <br /> {{flagicon|USA}} [[Martina Navratilova]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[WTA Austrian Open|Wien Energie Grand Prix]]<br /> [[Vienna]], Austria <br />Tier III event <br /> Clay – $170,000 – 30S/32Q/16D<br />Singles – Doubles ||{{flagicon|ARG}} [[Paola Suárez]] <br /> 7–6(0), 2–6, 6–4||  {{flagicon|CRO}} [[Karolina Šprem]]||rowspan=2| {{flagicon|GER}} [[Anca Barna]]<br />{{flagicon|RUS}} [[Vera Zvonareva]]||rowspan=2| {{flagicon|FR Yugoslavia}} [[Jelena Dokić]]  <br /> {{flagicon|ITA}} [[Silvia Farina Elia]] <br />{{flagicon|CZE}} [[Denisa Chládková]]<br />  {{flagicon|SLO}} [[Maja Matevžič]]
|- valign="top"
| {{flagicon|CHN}} [[Li Ting (tennis, born 1980)|Li Ting]] <br /> {{flagicon|CHN}} [[Sun Tiantian]]<br />6–3, 6–4 || {{flagicon|CHN}} [[Yan Zi (tennis)|Yan Zi]] <br /> {{flagicon|CHN}} [[Zheng Jie]]

|- valign="top"
|rowspan=4|16 Jun ||rowspan=2 bgcolor=#E9E9E9| [[2003 Hastings Direct International Championships|Hastings Direct Int’l Champ's]]<br /> [[Eastbourne]], Great Britain <br />Tier II event <br /> Grass – $585,000 – 28S/32Q/16D<br />[[2003 Hastings Direct International Championships – Singles|Singles]] – [[2003 Hastings Direct International Championships – Doubles|Doubles]] ||{{flagicon|USA}} [[Chanda Rubin]] <br /> 6–4, 3–6, 6–4||  {{flagicon|ESP}} [[Conchita Martínez]]||rowspan=2| {{flagicon|ITA}} [[Silvia Farina Elia]]<br />{{flagicon|USA}} [[Jennifer Capriati]]||rowspan=2| {{flagicon|BUL}} [[Magdalena Maleeva]]  <br /> {{flagicon|SVK}} [[Daniela Hantuchová]] <br />{{flagicon|FRA}} [[Nathalie Dechy]]<br />  {{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]]
|- valign="top"
| {{flagicon|USA}} [[Lindsay Davenport]] <br /> {{flagicon|USA}} [[Lisa Raymond]]<br />6–3, 6–2 || {{flagicon|USA}} [[Jennifer Capriati]] <br /> {{flagicon|ESP}} [[Magüi Serna]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Ordina Open|Ordina Open]]<br /> [['s-Hertogenbosch]], Netherlands <br />Tier III event <br /> Grass – $170,000 – 30S/16D<br />[[2003 Ordina Open – Women's singles|Singles]] – [[2003 Ordina Open – Women's doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]] <br /> 6–7<sup>(4–7)</sup>, 3–0 ret.||  {{flagicon|BEL}} [[Justine Henin-Hardenne]]||rowspan=2| {{flagicon|GER}} [[Barbara Rittner]]<br />{{flagicon|RUS}} [[Nadia Petrova]]||rowspan=2| {{flagicon|SLO}} [[Tina Pisnik]]  <br /> {{flagicon|UZB}} [[Iroda Tulyaganova]] <br />{{flagicon|RUS}} [[Elena Dementieva]]<br />  {{flagicon|SVK}} [[Ľudmila Cervanová]]
|- valign="top"
| {{flagicon|RUS}} [[Elena Dementieva]] <br /> {{flagicon|RUS}} [[Lina Krasnoroutskaya]]<br />2–6, 6–3, 6–4 || {{flagicon|RUS}} [[Nadia Petrova]] <br /> {{flagicon|FRA}} [[Mary Pierce]]

|- valign="top"
|rowspan=3|23 Jun<br>30 Jun ||rowspan=3 bgcolor=#F3E6D7| [[2003 Wimbledon Championships|Wimbledon Championships]]<br /> [[London]], Great Britain <br>Grand Slam<br /> Grass – $5,182,419 – 128S/96Q/64D/32X<br/>[[2003 Wimbledon Championships – Women's singles|Singles]] – [[2003 Wimbledon Championships – Women's doubles|Doubles]] – [[2003 Wimbledon Championships – Mixed doubles|Mixed doubles]] ||{{flagicon|USA}} [[Serena Williams]] <br /> 4–6, 6–4, 6–2||  {{flagicon|USA}} [[Venus Williams]]||rowspan=3| {{flagicon|BEL}} [[Justine Henin-Hardenne]]<br />{{flagicon|BEL}} [[Kim Clijsters]]||rowspan=3| {{flagicon|USA}} [[Jennifer Capriati]]  <br /> {{flagicon|RUS}} [[Svetlana Kuznetsova]] <br />{{flagicon|USA}} [[Lindsay Davenport]]<br />  {{flagicon|ITA}} [[Silvia Farina Elia]]
|- valign="top"
| {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]<br />6–4, 6–4 || {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]
|- valign="top"
| {{flagicon|IND}} [[Leander Paes]] <br /> {{flagicon|USA}} [[Martina Navratilova]]<br />6–3, 6–3 || {{flagicon|ISR}} [[Andy Ram]] <br /> {{flagicon|RUS}} [[Anastasia Rodionova]]
|}

=== July ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=2|7 Jul ||rowspan=2| [[2003 Internazionali Femminili di Palermo|Internazionali Femminili di Palermo]]<br /> [[Palermo]], Italy <br />Tier V event<br />Clay – $110,000 – 32S/30Q/16D<br />[[2003 Internazionali Femminili di Palermo – Singles|Singles]] – [[2003 Internazionali Femminili di Palermo – Doubles|Doubles]] ||{{flagicon|RUS}} [[Dinara Safina]] <br /> 6–3, 6–4||  {{flagicon|SLO}} [[Katarina Srebotnik]]||rowspan=2| {{flagicon|SVK}} [[Ľudmila Cervanová]]<br />{{flagicon|ESP}} [[Anabel Medina Garrigues]]||rowspan=2| {{flagicon|SVK}} [[Henrieta Nagyová]]  <br /> {{flagicon|ITA}} [[Francesca Schiavone]] <br />{{flagicon|UKR}} [[Yuliana Fedak]]<br />  {{flagicon|FRA}} [[Virginie Razzano]]
|- valign="top"
| {{flagicon|ITA}} [[Adriana Serra Zanetti]] <br /> {{flagicon|ITA}} [[Emily Stellato]]<br />6–4, 6–2 || {{flagicon|ESP}} [[María José Martínez Sánchez]] <br /> {{flagicon|ESP}} [[Arantxa Parra Santonja]]

|-valign=top
|14 Jul ||bgcolor="#ECF2FF"| [[2003 Fed Cup World Group#Quarterfinals|Fed Cup: Quarterfinals]]<br /> [[Charleroi]], Belgium, Hard (i)<br /> Washington, D.C., USA, Hard <br /> [[Portorož]], Slovenia, Clay<br /> [[Oviedo]], Spain, Clay ||Quarterfinal winners<br />{{fed|BEL}} 5–0<br>{{fed|USA}} 5–0<br />{{fed|RUS}} 5–0<br>{{fed|FRA}} 4–1||Quarterfinal losers<br />{{fed|SVK}}<br />{{fed|ITA}}<br />{{fed|SLO}}<br />{{fed|ESP}}||bgcolor="#ededed"| ||bgcolor="#ededed"|

|- valign="top"
|rowspan=2|21 Jul ||rowspan=2 bgcolor=#E9E9E9| [[2003 Bank of the West Classic|Bank of the West Classic]]<br /> [[Stanford, California|Stanford]], United States <br />Tier II event<br />Hard – $635,000 – 28S/32Q/16D<br />[[2003 Bank of the West Classic – Singles|Singles]] – [[2003 Bank of the West Classic – Doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]] <br /> 4–6, 6–4, 6–2||  {{flagicon|USA}} [[Jennifer Capriati]]||rowspan=2| {{flagicon|VEN}} [[María Vento-Kabchi]]<br />{{flagicon|ITA}} [[Francesca Schiavone]]||rowspan=2| {{flagicon|USA}} [[Lisa Raymond]]  <br /> {{flagicon|FR Yugoslavia}} [[Jelena Dokić]] <br />{{flagicon|USA}} [[Amy Frazier]]<br />  {{flagicon|SUI}} [[Marie-Gayanay Mikaelian]]
|- valign="top"
| {{flagicon|ZIM}} [[Cara Black]] <br /> {{flagicon|USA}} [[Lisa Raymond]]<br />7–6<sup>(7–5)</sup>, 6–1 || {{flagicon|KOR}} [[Cho Yoon-jeong]] <br /> {{flagicon|ITA}} [[Francesca Schiavone]]

|- valign="top"
|rowspan=4|28 Jul ||rowspan=2 bgcolor=#E9E9E9| [[2003 Acura Classic|Acura Classic]]<br /> [[San Diego]], United States <br />Tier II event<br />Hard – $1,000,000 – 56S/16Q/16D<br />[[2003 Acura Classic – Singles|Singles]] – [[2003 Acura Classic – Doubles|Doubles]] ||{{flagicon|BEL}} [[Justine Henin-Hardenne]] <br /> 3–6, 6–2, 6–3||  {{flagicon|BEL}} [[Kim Clijsters]]||rowspan=2| {{flagicon|RUS}} [[Svetlana Kuznetsova]]<br />{{flagicon|USA}} [[Lindsay Davenport]]||rowspan=2| {{flagicon|RUS}} [[Elena Likhovtseva]]  <br /> {{flagicon|RUS}} [[Nadia Petrova]] <br />{{flagicon|USA}} [[Chanda Rubin]]<br />  {{flagicon|USA}} [[Lisa Raymond]]
|- valign="top"
| {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]<br />6–4, 7–5 || {{flagicon|USA}} [[Lindsay Davenport]] <br /> {{flagicon|USA}} [[Lisa Raymond]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Idea Prokom Open|Idea Prokom Open]]<br /> [[Sopot]], Poland <br />Tier III event<br />Clay – $300,000 – 30S/32Q/16D<br />[[2003 Idea Prokom Open – Women's singles|Singles]] – [[2003 Idea Prokom Open – Women's doubles|Doubles]] ||{{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]] <br /> 6–2, 6–0||  {{flagicon|CZE}} [[Klára Koukalová]]||rowspan=2| {{flagicon|HUN}} [[Petra Mandula]]<br />{{flagicon|SUI}} [[Patty Schnyder]]||rowspan=2| {{flagicon|RUS}} [[Anastasia Myskina]]  <br /> {{flagicon|CRO}} [[Jelena Kostanić]] <br />{{flagicon|RUS}} [[Dinara Safina]]<br />  {{flagicon|SLO}} [[Maja Matevžič]]
|- valign="top"
| {{flagicon|UKR}} [[Tatiana Perebiynis]] <br /> {{flagicon|CRO}} [[Silvija Talaja]]<br />6–4, 6–2 || {{flagicon|EST}} [[Maret Ani]] <br /> {{flagicon|CZE}} [[Libuše Prusová]]
|}

=== August ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=4|4 Aug ||rowspan=2 bgcolor=#E9E9E9| [[2003 JPMorgan Chase Open|JPMorgan Chase Open]]<br /> [[Carson, California|Carson]], United States <br />Tier II event<br />Hard – $635,000 – 56S/16Q/16D<br />[[2003 JPMorgan Chase Open – Singles|Singles]] – [[2003 JPMorgan Chase Open – Doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]] <br /> 6–1, 3–6, 6–1||  {{flagicon|USA}} [[Lindsay Davenport]]||rowspan=2| {{flagicon|ITA}} [[Francesca Schiavone]]<br />{{flagicon|JPN}} [[Ai Sugiyama]]||rowspan=2| {{flagicon|RUS}} [[Svetlana Kuznetsova]]  <br /> {{flagicon|AUS}} [[Nicole Pratt]] <br />{{flagicon|BUL}} [[Magdalena Maleeva]]<br />  {{flagicon|RSA}} [[Amanda Coetzer]]
|- valign="top"
| {{flagicon|FRA}} [[Mary Pierce]] <br /> {{flagicon|AUS}} [[Rennae Stubbs]]<br />6–3, 6–3 || {{flagicon|RUS}} [[Elena Bovina]] <br /> {{flagicon|BEL}} [[Els Callens]]

|- valign="top"
|rowspan=2| [[2003 Nordea Nordic Light Open|Nordea Nordic Light Open]]<br /> [[Espoo]], Finland <br />Tier IV event<br />Hard – $140,000 – 32S/32Q/16D<br />[[2003 Nordea Nordic Light Open – Singles|Singles]] – [[2003 Nordea Nordic Light Open – Doubles|Doubles]] ||{{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]] <br /> 4–6, 6–4, 6–0||  {{flagicon|CRO}} [[Jelena Kostanić]]||rowspan=2| {{flagicon|RUS}} [[Vera Douchevina]]<br />{{flagicon|CRO}} [[Karolina Šprem]]||rowspan=2| {{flagicon|CRO}} [[Silvija Talaja]]  <br /> {{flagicon|HUN}} [[Melinda Czink]] <br />{{flagicon|HUN}} [[Petra Mandula]]<br />  {{flagicon|SVK}} [[Ľudmila Cervanová]]
|- valign="top"
| {{flagicon|RUS}} [[Evgenia Kulikovskaya]] <br /> {{flagicon|UKR}} [[Elena Tatarkova]]<br />6–2, 6–4 || {{flagicon|UKR}} [[Tatiana Perebiynis]] <br /> {{flagicon|CRO}} [[Silvija Talaja]]

|- valign="top"
|rowspan=2|11 Aug ||rowspan=2 bgcolor=#d8cef6| [[2003 Canada Masters and the Rogers AT&T Cup|Rogers AT&T Cup]]<br /> [[Toronto]], Canada <br />Tier I event<br />Hard – $1,325,000 – 56S/32Q/28D<br />[[2003 Rogers AT&T Cup – Singles|Singles]] – [[2003 Rogers AT&T Cup – Doubles|Doubles]] ||{{flagicon|BEL}} [[Justine Henin-Hardenne]] <br /> 6–1, 6–0||  {{flagicon|RUS}} [[Lina Krasnoroutskaya]]||rowspan=2| {{flagicon|ARG}} [[Paola Suárez]]<br />{{flagicon|RUS}} [[Elena Dementieva]]||rowspan=2| {{flagicon|SLO}} [[Katarina Srebotnik]]  <br /> {{flagicon|RUS}} [[Vera Zvonareva]] <br />{{flagicon|FRA}} [[Amélie Mauresmo]]<br />  {{flagicon|RUS}} [[Elena Bovina]]
|- valign="top"
| {{flagicon|RUS}} [[Svetlana Kuznetsova]] <br /> {{flagicon|USA}} [[Martina Navratilova]]<br />3–6, 6–1, 6–1 || {{flagicon|VEN}} [[María Vento-Kabchi]] <br /> {{flagicon|INA}} [[Angelique Widjaja]]

|- valign="top"
|rowspan=2|18 Aug ||rowspan=2 bgcolor=#E9E9E9| [[2003 Pilot Pen Tennis|Pilot Pen Tennis]]<br /> [[New Haven]], United States <br />Tier II event<br />Hard – $625,000 – 28S/32Q/16D<br />Singles – Doubles ||{{flagicon|USA}} [[Jennifer Capriati]] <br /> 6–2, 4–0 ret.||  {{flagicon|USA}} [[Lindsay Davenport]]||rowspan=2| {{flagicon|RUS}} [[Elena Dementieva]]<br />{{flagicon|FRA}} [[Amélie Mauresmo]]||rowspan=2| {{flagicon|ESP}} [[Magüi Serna]]  <br /> {{flagicon|ZIM}} [[Cara Black]] <br />{{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]]<br />  {{flagicon|JPN}} [[Ai Sugiyama]]
|- valign="top"
| {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]<br />7–6<sup>(8–6)</sup>, 6–3 || {{flagicon|AUS}} [[Alicia Molik]] <br /> {{flagicon|ESP}} [[Magüi Serna]]

|- valign="top"
|rowspan=3|25 Aug<br>1 Sep ||rowspan=3 bgcolor=#F3E6D7| [[2003 US Open (tennis)|U.S. Open]]<br /> [[New York City]], United States <br />Grand Slam<br />Hard – $6,682,980 – 128S/96Q/64D/32X<br />[[2003 US Open – Women's singles|Singles]] – [[2003 US Open – Women's doubles|Doubles]] – [[2003 US Open – Mixed doubles|Mixed doubles]] ||{{flagicon|BEL}} [[Justine Henin-Hardenne]] <br /> 7–5, 6–1||  {{flagicon|BEL}} [[Kim Clijsters]]||rowspan=3| {{flagicon|USA}} [[Lindsay Davenport]]<br />{{flagicon|USA}} [[Jennifer Capriati]]||rowspan=3| {{flagicon|FRA}} [[Amélie Mauresmo]]  <br /> {{flagicon|ARG}} [[Paola Suárez]] <br />{{flagicon|ITA}} [[Francesca Schiavone]]<br />  {{flagicon|RUS}} [[Anastasia Myskina]]
|- valign="top"
| {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]<br />6–2, 6–3 || {{flagicon|RUS}} [[Svetlana Kuznetsova]] <br /> {{flagicon|USA}} [[Martina Navratilova]]
|- valign="top"
| {{flagicon|USA}} [[Bob Bryan]] <br /> {{flagicon|SLO}} [[Katarina Srebotnik]]<br />5–7, 7–5, 7–6 || {{flagicon|CAN}} [[Daniel Nestor]] <br /> {{flagicon|RUS}} [[Lina Krasnoroutskaya]]
|}

=== September ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=2|8 Sep ||rowspan=2 bgcolor=#DDF3D1| [[2003 Wismilak International|Wismilak International]]<br /> [[Bali]], Indonesia <br />Tier III event<br />Hard – $225,000 – 30S/24Q/16D<br />[[2003 Wismilak International – Singles|Singles]] – [[2003 Wismilak International – Doubles|Doubles]] ||{{flagicon|RUS}} [[Elena Dementieva]] <br /> 6–2, 6–1||  {{flagicon|USA}} [[Chanda Rubin]]||rowspan=2| {{flagicon|JPN}} [[Saori Obata]]<br />{{flagicon|VEN}} [[María Vento-Kabchi]]||rowspan=2| {{flagicon|GER}} [[Anca Barna]]  <br /> {{flagicon|INA}} [[Angelique Widjaja]] <br />{{flagicon|SUI}} [[Emmanuelle Gagliardi]]<br />  {{flagicon|THA}} [[Tamarine Tanasugarn]]
|- valign="top"
| {{flagicon|VEN}} [[María Vento-Kabchi]] <br /> {{flagicon|INA}} [[Angelique Widjaja]]<br />7–5, 6–2 || {{flagicon|FRA}} [[Émilie Loit]] <br /> {{flagicon|AUS}} [[Nicole Pratt]]

|- valign="top"
|rowspan=2|15 Sep ||rowspan=2 bgcolor=#E9E9E9| [[2003 China Open (tennis)|Polo Open]]<br /> [[Shanghai]], China <br />Tier II event<br />Hard – $585,000 – 28S/32Q/16D<br />[[2003 China Open – Singles|Singles]] – [[2003 China Open – Doubles|Doubles]] ||{{flagicon|RUS}} [[Elena Dementieva]] <br /> 6–3, 7–6<sup>(8–6)</sup>||  {{flagicon|USA}} [[Chanda Rubin]]||rowspan=2| {{flagicon|JPN}} [[Ai Sugiyama]]<br />{{flagicon|JPN}} [[Akiko Morigami]]||rowspan=2| {{flagicon|RUS}} [[Maria Sharapova]]  <br /> {{flagicon|RUS}} [[Dinara Safina]] <br />{{flagicon|AUS}} [[Alicia Molik]]<br />  {{flagicon|GER}} [[Anca Barna]]
|- valign="top"
| {{flagicon|FRA}} [[Émilie Loit]] <br /> {{flagicon|AUS}} [[Nicole Pratt]]<br />6–3, 6–3 || {{flagicon|JPN}} [[Ai Sugiyama]] <br /> {{flagicon|THA}} [[Tamarine Tanasugarn]]

|- valign="top"
|rowspan=2|22 Sep ||rowspan=2 bgcolor=#E9E9E9| [[2003 Sparkassen Cup (tennis)|Sparkassen Cup]]<br /> [[Leipzig]], Germany <br />Tier II event<br />Hard (i) – $585,000 – 28S/32Q/16D<br />[[2003 Sparkassen Cup – Singles|Singles]] – [[2003 Sparkassen Cup – Doubles|Doubles]] ||{{flagicon|RUS}} [[Anastasia Myskina]] <br /> 3–6, 6–3, 6–3||  {{flagicon|BEL}} [[Justine Henin-Hardenne]]||rowspan=2| {{flagicon|BEL}} [[Kim Clijsters]]<br />{{flagicon|VEN}} [[María Vento-Kabchi]]||rowspan=2| {{flagicon|SUI}} [[Patty Schnyder]]  <br /> {{flagicon|RUS}} [[Nadia Petrova]] <br />{{flagicon|CZE}} [[Sandra Kleinová]]<br />  {{flagicon|BEL}} [[Els Callens]]
|- valign="top"
| {{flagicon|RUS}} [[Svetlana Kuznetsova]] <br /> {{flagicon|USA}} [[Martina Navratilova]]<br />3–6, 6–1, 6–3 || {{flagicon|RUS}} [[Elena Likhovtseva]] <br /> {{flagicon|RUS}} [[Nadia Petrova]]

|- valign="top"
|rowspan=4|29 Sep ||rowspan=2 bgcolor=#d8cef6| [[2003 Kremlin Cup|Ladies Kremlin Cup]]<br />  [[Moscow]], Russia <br />Tier I event<br />Carpet (i) – $1,300,000 – 28S/32Q/16D<br /> [[2003 Kremlin Cup – Women's singles|Singles]] – [[2003 Kremlin Cup – Women's doubles|Doubles]] ||{{flagicon|RUS}} [[Anastasia Myskina]] <br /> 6–2, 6–4||  {{flagicon|FRA}} [[Amélie Mauresmo]]||rowspan=2| {{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]]<br />{{flagicon|RUS}} [[Elena Dementieva]]||rowspan=2| {{flagicon|RUS}} [[Elena Bovina]]  <br /> {{flagicon|GRE}} [[Eleni Daniilidou]] <br />{{flagicon|ITA}} [[Francesca Schiavone]]<br />  {{flagicon|RUS}} [[Vera Zvonareva]]
|- valign="top"
| {{flagicon|RUS}} [[Nadia Petrova]] <br /> {{flagicon|USA}} [[Meghann Shaughnessy]]<br />6–3, 6–4 || {{flagicon|RUS}} [[Anastasia Myskina]] <br /> {{flagicon|RUS}} [[Vera Zvonareva]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 AIG Japan Open Tennis Championships|AIG Japan Open]]<br /> [[Tokyo]], Japan <br />Tier III event<br />Hard – $170,000 – 30S/32Q/16D<br />[[2003 AIG Japan Open Tennis Championships – Women's singles|Singles]] – [[2003 AIG Japan Open Tennis Championships – Women's doubles|Doubles]] ||{{flagicon|RUS}} [[Maria Sharapova]] <br /> 2–6, 6–2, 7–6<sup>(7–5)</sup>||  {{flagicon|HUN}} [[Anikó Kapros]]||rowspan=2| {{flagicon|ESP}} [[Arantxa Parra Santonja]]<br />{{flagicon|CHN}} [[Zheng Jie]]||rowspan=2| {{flagicon|JPN}} [[Ai Sugiyama]]  <br /> {{flagicon|USA}} [[Jill Craybas]] <br />{{flagicon|LUX}} [[Claudine Schaul]]<br />  {{flagicon|CHN}} [[Yan Zi (tennis)|Yan Zi]]
|- valign="top"
| {{flagicon|RUS}} [[Maria Sharapova]] <br /> {{flagicon|THA}} [[Tamarine Tanasugarn]]<br />7–6<sup>(7–1)</sup>, 6–0 || {{flagicon|USA}} [[Ansley Cargill]] <br /> {{flagicon|USA}} [[Ashley Harkleroad]]
|}

=== October ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=4|6 Oct ||rowspan=2 bgcolor=#E9E9E9| [[2003 Porsche Tennis Grand Prix|Porsche Tennis Grand Prix]]<br /> [[Filderstadt]], Germany <br />Tier II event<br />Hard (i) – $650,000 – 28S/32Q/16D<br />[[2003 Porsche Tennis Grand Prix – Singles|Singles]] – [[2003 Porsche Tennis Grand Prix – Doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]] <br /> 5–7, 6–4, 6–2||  {{flagicon|BEL}} [[Justine Henin-Hardenne]]||rowspan=2| {{flagicon|FRA}} [[Mary Pierce]]<br />{{flagicon|RUS}} [[Elena Bovina]]||rowspan=2| {{flagicon|FRA}} [[Amélie Mauresmo]]  <br /> {{flagicon|BUL}} [[Magdalena Maleeva]] <br />{{flagicon|USA}} [[Lindsay Davenport]]<br />  {{flagicon|RUS}} [[Elena Dementieva]]
|- valign="top"
| {{flagicon|USA}} [[Lisa Raymond]] <br /> {{flagicon|AUS}} [[Rennae Stubbs]]<br />6–2, 6–4 || {{flagicon|ZIM}} [[Cara Black]] <br /> {{flagicon|USA}} [[Martina Navratilova]]

|- valign="top"
|rowspan=2| [[2003 Tashkent Open|Tashkent Open]]<br />  [[Tashkent]], Uzbekistan <br />Tier IV event<br />Hard – $140,000 – 32S/32Q/16D<br />[[2003 Tashkent Open – Singles|Singles]] – [[2003 Tashkent Open – Doubles|Doubles]] ||{{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> 6–2, 7–6<sup>(7–2)</sup>||  {{flagicon|JPN}} [[Saori Obata]]||rowspan=2| {{flagicon|ESP}} [[Arantxa Parra Santonja]]<br />{{flagicon|SUI}} [[Emmanuelle Gagliardi]]||rowspan=2| {{flagicon|RUS}} [[Lioudmila Skavronskaia]]  <br /> {{flagicon|USA}} [[Jill Craybas]] <br />{{flagicon|CRO}} [[Jelena Kostanić]]<br />  {{flagicon|ITA}} [[Adriana Serra Zanetti]]
|- valign="top"
| {{flagicon|UKR}} [[Yuliya Beygelzimer]] <br /> {{flagicon|BLR}} [[Tatiana Poutchek]]<br />6–3, 7–6<sup>(7–0)</sup> || {{flagicon|CHN}} [[Li Ting (tennis, born 1980)|Li Ting]] <br /> {{flagicon|CHN}} [[Sun Tiantian]]

|- valign="top"
|rowspan=2|13 Oct ||rowspan=2 bgcolor=#d8cef6| [[2003 Swisscom Challenge|Swisscom Challenge]]<br /> [[Zürich]], Switzerland <br />Tier I event<br />Hard (i) – $1,300,000 – 28S/32Q/16D<br />[[2003 Swisscom Challenge – Singles|Singles]] – [[2003 Swisscom Challenge – Doubles|Doubles]] ||{{flagicon|BEL}} [[Justine Henin-Hardenne]] <br /> 6–0, 6–4||  {{flagicon|FR Yugoslavia}} [[Jelena Dokić]]||rowspan=2| {{flagicon|BEL}} [[Kim Clijsters]]<br />{{flagicon|RUS}} [[Nadia Petrova]]||rowspan=2| {{flagicon|SLO}} [[Tina Pisnik]]  <br /> {{flagicon|SUI}} [[Patty Schnyder]] <br />{{flagicon|RUS}} [[Elena Bovina]]<br />  {{flagicon|RUS}} [[Vera Zvonareva]]
|- valign="top"
| {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]<br />7–6<sup>(7–3)</sup>, 6–2 || {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]

|- valign="top"
|rowspan=4|20 Oct ||rowspan=2 bgcolor=#E9E9E9| [[2003 Generali Ladies Linz|Generali Ladies Linz]]<br />  [[Linz]], Austria <br />Tier II event<br />Hard (i) – $585,000 – 28S/32Q/16D<br />[[2003 Generali Ladies Linz – Singles|Singles]] – [[2003 Generali Ladies Linz – Doubles|Doubles]] ||{{flagicon|JPN}} [[Ai Sugiyama]] <br /> 7–5, 6–4||  {{flagicon|RUS}} [[Nadia Petrova]]||rowspan=2| {{flagicon|SUI}} [[Patty Schnyder]]<br />{{flagicon|RUS}} [[Vera Zvonareva]]||rowspan=2| {{flagicon|RUS}} [[Anastasia Myskina]]  <br /> {{flagicon|ARG}} [[Paola Suárez]] <br />{{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]]<br />  {{flagicon|FR Yugoslavia}} [[Jelena Dokić]]
|- valign="top"
| {{flagicon|RSA}} [[Liezel Huber]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]<br />6–1, 7–6<sup>(8–6)</sup> || {{flagicon|FRA}} [[Marion Bartoli]] <br /> {{flagicon|ITA}} [[Silvia Farina Elia]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 SEAT Open|SEAT Open]]<br /> [[Kockelscheuer]], Luxembourg <br />Tier III event<br />Hard (i) – $225,000 – 30S/28Q/16D<br />[[2003 SEAT Open – Singles|Singles]] – [[2003 SEAT Open – Doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]] <br /> 6–2, 7–5||  {{flagicon|USA}} [[Chanda Rubin]]||rowspan=2| {{flagicon|RUS}} [[Maria Sharapova]]<br />{{flagicon|GER}} [[Marlene Weingärtner]]||rowspan=2| {{flagicon|FRA}} [[Émilie Loit]]  <br /> {{flagicon|GER}} [[Anca Barna]] <br />{{flagicon|GRE}} [[Eleni Daniilidou]]<br />  {{flagicon|AUS}} [[Alicia Molik]]
|- valign="top"
| {{flagicon|RUS}} [[Maria Sharapova]] <br /> {{flagicon|THA}} [[Tamarine Tanasugarn]]<br />6–1, 6–4 || {{flagicon|UKR}} [[Elena Tatarkova]] <br /> {{flagicon|GER}} [[Marlene Weingärtner]]

|- valign="top"
|rowspan=4|27 Oct ||rowspan=2 bgcolor=#E9E9E9| [[2003 Advanta Championships|Advanta Championships of Philadelphia]]<br /> [[Philadelphia]], United States <br />Tier II event<br />Hard (i) – $585,000 – 28S/32Q/16D<br />[[2003 Advanta Championships – Singles|Singles]] – [[2003 Advanta Championships – Doubles|Doubles]] ||{{flagicon|FRA}} [[Amélie Mauresmo]] <br /> 5–7, 6–0, 6–2||  {{flagicon|RUS}} [[Anastasia Myskina]]||rowspan=2| {{flagicon|RUS}} [[Nadia Petrova]]<br />{{flagicon|JPN}} [[Ai Sugiyama]]||rowspan=2| {{flagicon|GER}} [[Marlene Weingärtner]]  <br /> {{flagicon|USA}} [[Chanda Rubin]] <br />{{flagicon|USA}} [[Meghann Shaughnessy]]<br />  {{flagicon|USA}} [[Lisa Raymond]]
|- valign="top"
| {{flagicon|USA}} [[Martina Navratilova]] <br /> {{flagicon|USA}} [[Lisa Raymond]]<br />6–3, 6–4 || {{flagicon|ZIM}} [[Cara Black]] <br /> {{flagicon|AUS}} [[Rennae Stubbs]]

|- valign="top"
|rowspan=2 bgcolor=#DDF3D1| [[2003 Challenge Bell|Challenge Bell]]<br /> [[Quebec City]], Canada <br />Tier III event<br />Carpet (i) – $170,000 – 30S/32Q/16D<br />[[2003 Challenge Bell – Singles|Singles]] – [[2003 Challenge Bell – Doubles|Doubles]] ||{{flagicon|RUS}} [[Maria Sharapova]] <br /> 6–2 ret.||  {{flagicon|VEN}} [[Milagros Sequera]]||rowspan=2| {{flagicon|FRA}} [[Mary Pierce]]<br />{{flagicon|USA}} [[Laura Granville]]||rowspan=2| {{flagicon|SVK}} [[Ľubomíra Kurhajcová]]  <br /> {{flagicon|FRA}} [[Marion Bartoli]] <br />{{flagicon|CHN}} [[Zheng Jie]]<br />  {{flagicon|RUS}} [[Alina Jidkova]]
|- valign="top"
| {{flagicon|CHN}} [[Li Ting (tennis, born 1980)|Li Ting]] <br /> {{flagicon|CHN}} [[Sun Tiantian]]<br />6–3, 6–3 || {{flagicon|BEL}} [[Els Callens]] <br /> {{flagicon|USA}} [[Meilen Tu]]
|}

=== November ===
{|class=wikitable style=font-size:95%
! style="width:48px;"|Week
! style="width:248px;"|Tournament
! style="width:200px;"|Champions
! style="width:200px;"|Runners-up
! style="width:190px;"|Semifinalists
! style="width:190px;"|Quarterfinalists

|- valign="top"
|rowspan=4|3 Nov ||rowspan=2 bgcolor=#FFFFCC| [[2003 WTA Tour Championships|WTA Tour Championships]]<br /> [[Los Angeles]], United States <br />Year-end Championship<br />Hard – $3,000,000 – 8S (round robin)/4D<br />[[2003 WTA Tour Championships – Singles|Singles]] – [[2003 WTA Tour Championships – Doubles|Doubles]] ||{{flagicon|BEL}} [[Kim Clijsters]] <br /> 6–2, 6–0||  {{flagicon|FRA}} [[Amélie Mauresmo]]||rowspan=2| {{flagicon|USA}} [[Jennifer Capriati]]<br />{{flagicon|BEL}} [[Justine Henin-Hardenne]]||rowspan=2| {{flagicon|USA}} [[Chanda Rubin]]  <br /> {{flagicon|RUS}} [[Elena Dementieva]] <br />{{flagicon|RUS}} [[Anastasia Myskina]]<br />  {{flagicon|JPN}} [[Ai Sugiyama]]
|- valign="top"
| {{flagicon|ESP}} [[Virginia Ruano Pascual]] <br /> {{flagicon|ARG}} [[Paola Suárez]]<br />6–4, 3–6, 6–3 || {{flagicon|BEL}} [[Kim Clijsters]] <br /> {{flagicon|JPN}} [[Ai Sugiyama]]

|- valign="top"
|rowspan=2| [[2003 Volvo Women's Open|Volvo Women's Open]]<br /> [[Pattaya]], Thailand <br />Tier V event<br />Hard – $110,000 – 32S/28Q/16D<br />[[2003 Volvo Women's Open – Singles|Singles]] – Doubles ||{{flagicon|SVK}} [[Henrieta Nagyová]] <br /> 6–4, 6–2||  {{flagicon|SVK}} [[Ľubomíra Kurhajcová]]||rowspan=2| {{flagicon|THA}} [[Tamarine Tanasugarn]]<br />{{flagicon|GER}} [[Anca Barna]]||rowspan=2| {{flagicon|RUS}} [[Anastasia Rodionova]]  <br /> {{flagicon|UKR}} [[Elena Tatarkova]] <br />{{flagicon|CRO}} [[Jelena Kostanić]]<br />  {{flagicon|JPN}} [[Saori Obata]]
|- valign="top"
| {{flagicon|CHN}} [[Li Ting (tennis, born 1980)|Li Ting]] <br /> {{flagicon|CHN}} [[Sun Tiantian]]<br />6–4, 6–3 || {{flagicon|INA}} [[Wynne Prakusya]] <br /> {{flagicon|INA}} [[Angelique Widjaja]]

|-valign=top
|14 Nov ||bgcolor="#ECF2FF"| [[2003 Fed Cup World Group#Final|Fed Cup: Final]]<br />Moscow, Russia, Carpet (i)||{{fed|FRA}}''' <br> 4–1''' || {{fed|USA}} || {{fed|BEL}} 1–4<br>{{fed|RUS}} 2–3 ||bgcolor="#ededed"|
|}

== Rankings ==
Below are the 2003 WTA year-end rankings:

{| class="wikitable" style="font-size: 100%"
|- bgcolor="#efefef"
|align="center"|'''No'''
|align="center"|'''Player Name'''
|align="center"|'''Nation'''
|align="center"|'''Points'''
|align="center"|'''2002'''
|align="center"|'''Change'''
|-
| 1
| [[Justine Henin|Justine Henin-Hardenne]]
| {{flag|BEL}}
| align="right"|6,628
| align="center"|5
| align="center"|+4
|-
| 2
| [[Kim Clijsters]]
| {{flag|BEL}}
| align="right"|6,553
| align="center"|4
| align="center"|+2
|-
| 3
| [[Serena Williams]]
| {{flagu|USA}}
| align="right"|3,916
| align="center"|1
| align="center"|-2
|-
| 4
| [[Amélie Mauresmo]]
| {{flag|FRA}}
| align="right"|3,194
| align="center"|6
| align="center"|+2
|-
| 5
| [[Lindsay Davenport]]
| {{flagu|USA}}
| align="right"|2,990
| align="center"|12
| align="center"|+7
|-
| 6
| [[Jennifer Capriati]]
| {{flagu|USA}}
| align="right"|2,766
| align="center"|3
| align="center"|-3
|-
| 7
| [[Anastasia Myskina]]
| {{flag|RUS}}
| align="right"|2,581
| align="center"|11
| align="center"|+4
|-
| 8
| [[Elena Dementieva]]
| {{flag|RUS}}
| align="right"|2,383
| align="center"|19
| align="center"|+11
|-
| 9
| [[Chanda Rubin]]
| {{flagu|USA}}
| align="right"|2,328
| align="center"|13
| align="center"|+4
|-
| 10
| [[Ai Sugiyama]]
| {{flag|JPN}}
| align="right"|2,235
| align="center"|24
| align="center"|+14
|-
| 11
| [[Venus Williams]]
| {{flagu|USA}}
| align="right"|2,211
| align="center"|2
| align="center"|-9
|-
| 12
| [[Nadia Petrova]]
| {{flag|RUS}}
| align="right"|1,994
| align="center"|111
| align="center"|+99
|-
| 13
| [[Vera Zvonareva]]
| {{flag|RUS}}
| align="right"|1,808
| align="center"|45
| align="center"|+32
|-
| 14
| [[Paola Suárez]]
| {{flag|ARG}}
| align="right"|1,526
| align="center"|27
| align="center"|+13
|-
| 15
| [[Jelena Dokić]]
| {{flag|FR Yugoslavia|name=YUG}}
| align="right"|1,405
| align="center"|9
| align="center"|-6
|-
| 16
| [[Anna Smashnova|Anna Pistolesi]]
| {{flag|ISR}}
| align="right"|1,353
| align="center"|16
| align="center"|=
|-
| 17
| [[Meghann Shaughnessy]]
| {{flagu|USA}}
| align="right"|1,350
| align="center"|30
| align="center"|+13
|-
| 18
| [[Conchita Martínez]]
| {{flag|ESP}}
| align="right"|1,316
| align="center"|34
| align="center"|+16
|-
| 19
| [[Daniela Hantuchová]]
| {{flag|SVK}}
| align="right"|1,271
| align="center"|8
| align="center"|-11
|-
| 20
| [[Francesca Schiavone]]
| {{flag|ITA}}
| align="right"|1,265
| align="center"|41
| align="center"|+21
|-
|}

=== Number 1 ranking ===
{| class="wikitable" style="font-size:90%"
! style="width:222px;"| Holder
! style="width:110px;"| Date gained
! style="width:110px;"| Date forfeited
|-
|{{flagathlete|[[Serena Williams]]|USA}}
|style="text-align:center;"|'''Year-End 2002'''
|style="text-align:center;"|10 August 2003
|-
|{{flagathlete|[[Kim Clijsters]]|BEL}}
|style="text-align:center;"|11 August 2003
|style="text-align:center;"|19 October 2003
|-
|{{flagathlete|[[Justine Henin|Justine Henin-Hardenne]]|BEL}}
|style="text-align:center;"|20 October 2003
|style="text-align:center;"|26 October 2003
|-
|{{flagathlete|[[Kim Clijsters]]|BEL}}
|style="text-align:center;"|27 October 2003
|style="text-align:center;"|9 November 2003
|-
|{{flagathlete|[[Justine Henin-Hardenne]]|BEL}}
|style="text-align:center;"|10 November 2003
|style="text-align:center;"|'''Year-End 2003'''
|-
|}

=== Points distribution ===
{|class="wikitable" style="font-size:90%"
|-align=center
|bgcolor=#efefef|Category||width=40 bgcolor=lime|'''W'''||width=40 bgcolor=#D8BFD8|F||width=40 bgcolor=#FFFF00|SF||width=40 bgcolor=#ffebcd|QF||width=40 bgcolor=#afeeee|R16||width=40 bgcolor=#afeeee|R32||width=40 bgcolor=#afeeee|R64||width=40 bgcolor=#afeeee|R128||width=40 bgcolor=#F0F8FF|Q||width=40 bgcolor=#F0F8FF|Q3||width=40 bgcolor=#F0F8FF|Q2||width=40 bgcolor=#F0F8FF|Q1
|-align=center bgcolor=#F3E6D7
|Grand Slam (S)||650||456||292||162||90||56||32||2||26||21||12.5||2
|-align=center bgcolor=#F3E6D7
|Grand Slam (D)||650||456||292||162||90||56||2||–||22||–||–||–
|-align=center bgcolor=#ffffcc
|WTA Championships (S)||485||340||218||121||67||–||–||–||–||–||–||–
|-align=center bgcolor=#ffffcc
|WTA Championships (D)||485||340||218||121||–||–||–||–||–||–||–||–
|-align=center bgcolor=#D8CEF6
|Tier I $2,000,000 (S)||325||228||146||81||45||28||16||1||11||–||6.25||1
|-align=center bgcolor=#D8CEF6
|Tier I $2,000,000 (D)||325||228||146||81||45||1||–||–||20||–||–||– 
|-align=center bgcolor=#D8CEF6
|Tier I $1,325,000 (56S)||300||210||135||75||42||25||1||–||10.5||–||5.75||1
|-align=center bgcolor=#D8CEF6
|Tier I $1,325,000 (28D)||300||210||135||75||42||1||–||–||18.5||–||–||–
|-align=center bgcolor=#D8CEF6
|Tier I $1,224,000 (56S)||275||193||124||69||38||23||1||–||9.5||–||5.25||1
|-align=center bgcolor=#D8CEF6
|Tier I $1,224,000 (28S)||275||193||124||69||38||1||–||–||17||9.5||5.25||1
|-align=center bgcolor=#D8CEF6
|Tier I $1,224,000 (28D)||275||193||124||69||38||1||–||–||17||–||–||–
|-align=center bgcolor=#D8CEF6
|Tier I $1,224,000 (16D)||275||193||124||69||1||–||–||–||17||–||–||–
|-align=center bgcolor=#E9E9E9
|Tier II $650,000 (56S)||220||154||99||55||29||15||1||–||7.75||–||4.5||1
|-align=center bgcolor=#E9E9E9
|Tier II $650,000 (28S)||220||154||99||55||29||1||–||–||13.25||7.75||4.5||1
|-align=center bgcolor=#E9E9E9
|Tier II $650,000 (16D)||220||154||99||55||1||–||–||–||13||–||–||–
|-align=center bgcolor=#E9E9E9
|Tier II $585,000 (56S)||195||137||88||49||25||14||1||–||6.75||–||4||1
|-align=center bgcolor=#E9E9E9
|Tier II $585,000 (28S)||195||137||88||49||25||1||–||–||11.75||6.75||4||1
|-align=center bgcolor=#E9E9E9
|Tier II $585,000 (16D)||195||137||88||49||1||–||–||–||11.75||–||–||–
|-align=center bgcolor=#D4F1C5
|Tier III $225,000 (30S)||145||103||66||37||19||1||–||–||4.5||–||2.75||1
|-align=center bgcolor=#D4F1C5
|Tier III $225,000 (16D)||145||103||66||37||1||–||–||–||–||–||–||–
|-align=center bgcolor=#D4F1C5
|Tier III $170,000 (56S)||120||85||55||30||16||9||1||–||3.75||–||2.25||1
|-align=center bgcolor=#D4F1C5
|Tier III $170,000 (30S)||120||85||55||30||16||1||–||–||7.25||3.75||2.25||1
|-align=center bgcolor=#D4F1C5
|Tier III $170,000 (16D)||120||85||55||30||1||–||–||–||7.5||–||–||–
|-align=center bgcolor=#ffffff
|Tier IV $140,000 (S)||95||67||43||24||12||1||–||–||5.5||3.5||2||1
|-align=center bgcolor=#ffffff
|Tier IV $140,000 (D)||95||67||43||24||1||–||–||–||6.25||–||–||–
|-align=center bgcolor=#ffffff
|Tier V $110,000 (S)||80||56||36||20||10||1||–||–||4.5||3||2||1
|-align=center bgcolor=#ffffff
|Tier V $110,000 (D)||80||56||36||20||1||–||–||–||5||–||–||–
|}

== Statistics ==
List of players and titles won, last name alphabetically:
* {{flagicon|BEL}} [[Kim Clijsters]] – Sydney, Indian Wells, Rome, 's-Hertogenbosch, Stanford, Los Angeles, Filderstadt, Luxembourg and '''WTA Tour Championships''' (9)
* {{flagicon|BEL}} [[Justine Henin-Hardenne]] – Dubai, Charleston, Berlin, '''French Open''', San Diego, Toronto, '''U.S. Open''' and Zurich (8)
* {{flagicon|RUS}} [[Anastasia Myskina]] – Doha, Sarasota, Leipzig and Moscow (4)
* {{flagicon|USA}} [[Serena Williams]] – '''Australian Open''', Paris, Miami and '''Wimbledon''' (4)
* {{flagicon|RUS}} [[Elena Dementieva]] – Amelia Island, Bali and Shanghai (3)
* {{flagicon|FRA}} [[Amélie Mauresmo]] – Warsaw and Philadelphia (2)
* {{flagicon|USA}} [[Chanda Rubin]] – Madrid and Eastbourne (2)
* {{flagicon|ESP}} [[Magüi Serna]] – Estoril and Budapest (2)
* {{flagicon|RUS}} [[Maria Sharapova]] – Tokyo Japan Open and Quebec City (2)
* {{flagicon|ISR}} [[Anna Smashnova|Anna Pistolesi]] – Sopot and Helsinki (2)
* {{flagicon|JPN}} [[Ai Sugiyama]] – Scottsdale and Linz (2)
* {{flagicon|USA}} [[Jennifer Capriati]] – New Haven (1)
* {{flagicon|RSA}} [[Amanda Coetzer]] – Acapulco (1)
* {{flagicon|GRE}} [[Eleni Daniilidou]] – Auckland (1)
* {{flagicon|USA}} [[Lindsay Davenport]] – Tokyo Pan Pacific (1)
* {{flagicon|FRA}} [[Nathalie Dechy]] – Gold Coast (1)
* {{flagicon|ITA}} [[Silvia Farina Elia]] – Strasbourg (1)
* {{flagicon|ITA}} [[Rita Grande]] – Casablanca (1)
* {{flagicon|BUL}} [[Magdalena Maleeva]] – Birmingham (1)
* {{flagicon|AUS}} [[Alicia Molik]] – Hobart (1)
* {{flagicon|SVK}} [[Henrieta Nagyová]] – Pattaya City (1)
* {{flagicon|USA}} [[Lisa Raymond]] – Memphis (1)
* {{flagicon|ESP}} [[Virginia Ruano Pascual]] – Tashkent (1)
* {{flagicon|RUS}} [[Dinara Safina]] – Palermo (1)
* {{flagicon|USA}} [[Meghann Shaughnessy]] – Canberra (1)
* {{flagicon|ARG}} [[Paola Suárez]] – Vienna (1)
* {{flagicon|THA}} [[Tamarine Tanasugarn]] – Hyderabad (1)
* {{flagicon|USA}} [[Venus Williams]] – Antwerp (1)
* {{flagicon|COL}} [[Fabiola Zuluaga]] – Bogotá (1)
* {{flagicon|RUS}} [[Vera Zvonareva]] – Bol (1)

The following players won their first title:
* {{flagicon|FRA}} [[Nathalie Dechy]] – Gold Coast
* {{flagicon|AUS}} [[Alicia Molik]] – Hobart
* {{flagicon|THA}} [[Tamarine Tanasugarn]] – Hyderabad
* {{flagicon|RUS}} [[Elena Dementieva]] – Amelia Island
* {{flagicon|RUS}} [[Vera Zvonareva]] – Bol
* {{flagicon|RUS}} [[Maria Sharapova]] – Tokyo Japan Open

Titles won by nation:
* {{BEL}} – 17 (Sydney, Dubai, Indian Wells, Charleston, Berlin, Rome, '''French Open''', 's-Hertogenbosch, Stanford, San Diego, Los Angeles, Toronto, '''U.S. Open''', Filderstadt, Zurich, Luxembourg and '''WTA Tour Championships''')
* {{RUS}} – 11 (Doha, Sarasota, Amelia Island, Bol, Palermo, Bali, Shanghai, Leipzig, Moscow, Tokyo Japan Open and Quebec City)
* {{USA}} – 11 (Canberra, '''Australian Open''', Tokyo Pan Pacific, Paris, Antwerp, Memphis, Miami, Madrid, Eastbourne, '''Wimbledon''' and New Haven)
* {{FRA}} – 3 (Gold Coast, Warsaw and Philadelphia)
* {{ESP}} – 3 (Estoril, Budapest and Tashkent)
* {{ISR}} – 2 (Sopot and Helsinki)
* {{ITA}} – 2 (Casablanca and Strasbourg)
* {{JPN}} – 2 (Scottsdale and Linz)
* {{ARG}} – 1 (Vienna)
* {{AUS}} – 1 (Hobart)
* {{BUL}} – 1 (Birmingham)
* {{COL}} – 1 (Bogotá)
* {{GRE}} – 1 (Auckland)
* {{RSA}} – 1 (Acapulco)
* {{SVK}} – 1 (Pattaya City)
* {{THA}} – 1 (Hyderabad)

== See also ==
* [[2003 ATP Tour]]
* [[Women's Tennis Association|WTA Tour]]
* [[List of female tennis players]]
* [[List of tennis tournaments]]

== External links ==
* [http://www.wtatennis.com Women's Tennis Association (WTA) official website]

{{WTA seasons}}
{{2003 WTA Tour}}
{{Women's tennis seasons}}
{{2003 in tennis}}

[[Category:2003 WTA Tour| ]]
[[Category:2003 in tennis|WTA Tour]]