View source for List of Thai flags

{{Short description|None}}
{{Use dmy dates|date=December 2019}}
[[File:Flag of Thailand in front of the Ministry of Defence.jpg|thumb|350px|Flag of Thailand flown in front of the Ministry of Defence in 2019, after colour standardisation in 2017]]
This is a list of flags used in '''[[Thailand]]'''.

==National flag==

{|class="wikitable"
|-
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description!!width="350"|Usage
|-
| [[File:Flag of Thailand.svg|150px]] || 1917–present || Flag of Thailand || Five horizontal stripes of red, white, blue, white and red, the middle stripe twice as wide as the others. The flag colors were officially standardized in 2017. || National flag
|}

==Royal flags==

===Royal standards===
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
| [[File:King's Standard of Thailand.svg|100px|border]] || 1911– || [[Royal Standard of Thailand|Royal Standard]] of the [[King of Thailand]] ||A yellow plain square flag with a dancing red [[emblem of Thailand|Garuda]] in the center. Usually mounted in front of the car boarded by the King.
|-
| [[File:Standard of HM Queen Sirikit the Queen Mother of Thailand.svg|150px|border]] || 2019 – || Standard of Queen [[Sirikit]] the Queen Mother || Similar to the Royal Standard in the ratio of 2:3 with swallow-tail end and the royal monogram of Queen Sirikit at the canton.<ref name="royalstandard2019">ราชกิจจานุเบกษา, [https://web.archive.org/web/20190510194209/http://www.ratchakitcha.soc.go.th/DATA/PDF/2562/E/117/T_0002.PDF ระเบียบส่วนราชการในพระองค์ว่าด้วยการใช้ การเชิญ การแสดงธงพระอิสริยยศและการถวายความเคารพโดยใช้ธงชัยเฉลิมพล พ.ศ. ๒๕๖๒], เล่ม 136, ตอนพิเศษ 117 ง, 10 พฤษภาคม พ.ศ. 2562, หน้า 2–12</ref>
|-
| [[File:Queen's Standard of Thailand.svg|150px|border]] || 1911– || Standard of the [[List of Thai royal consorts|Queen of Thailand]] || King's Standard in ratio 2:3 with swallow-tailed end.
|-
| [[File:Boromrajawong Yai Flag of Thailand.svg|150px|border]] || 1979– || Standard for Senior members of the royal family (created for the [[Srinagarindra|Princess Mother]]) || Queen's Standard in ratio 2:3 with swallow-tailed end. The blue middle square depicts the Royal Crown atop two bowls on a table flanked by two five-tiered royal umbrellas.
|-
| [[File:Crown Prince's Standard of Thailand.svg|100px|border]] || 1911– || Standard of the [[Crown Prince of Thailand]]. ||Thai king's standard with blue border.
|-
| [[File:Standard of HRH Princess Maha Chakri Sirindhorn (since 5 May 2019).svg|150px|border]] || 2019 – || Standard of Princess [[Maha Chakri Sirindhorn]] || Dark blue rectangle with the ratio of 2:3 defaced with the Royal Standard. The flag is swallow-tail and has the royal monogram of Princess Maha Chakri Sirindhorn at the canton.<ref name="royalstandard2019" />
|-
| [[File:Standard of HRH Princess Chulabhorn Krom Phra Srisavangavadhana (since 5 May 2019).svg|150px|border]] || 2019 – || Standard of Princess [[Chulabhorn Walailak|Chulabhorn Krom Phra Srisavangavadhana]] || Dark blue rectangle defaced with yellow circle.  The circle features the red Garuda. At the canton of the blue field has the royal monogram of Princess Chulabhorn Walailak. The flag is swallow-tail<ref name="royalstandard2019" />
|-
| [[File:Consort of Crown Prince's Standard of Thailand.svg|150px|border]] || 1911– || Standard for the Royal Consort of the Crown Prince of Thailand. ||Blue 2:3 rectangle defaced with King's Standard. The flag is swallow-tailed.
|-
| [[File:Male Royalty's Standard of Thailand.svg|100px|border]] || 1911– || Standard for other princes in the [[Chakri dynasty]]. ||Blue square defaced with yellow circle.  The circle features red Garuda.
|-
| [[File:Female Royalty's Standard of Thailand.svg|150px|border]] || 1911– || Standard for other princesses in the Chakri dynasty. ||Standard for the male royalties in ratio 2:3 with swallow-tailed end.
|-
| [[File:Standard of the Regent of Thailand.svg|100px|border]] || 1936– || Standard for the [[Chakri dynasty#Regents|Regent of Thailand]]. || A white plain square flag with the Garuda and a shield depicting the National Flag in the center.
|}

===Personal royal flags===
{{main|Royal flags of Thailand}}
{| class="wikitable"
|- 
! width="110" |Flag!! width="100" |Date!! width="250" |Use!! width="250" |Description
|-
| [[File:Royal Flag of King Rama X.svg|150px|border]] || 2016–present || [[Royal Flags of Thailand|Personal Flag of]] [[Vajiralongkorn|King Vajiralongkorn]] || Yellow flag (the King's [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''ว.ป.ร.''': มหา'''ว'''ชิราลงกรณ '''ป'''รม'''ร'''าชาธิราช : Maha'''v'''ajiralongkorn '''P'''arama'''r'''ajadhiraja (Thai equivalent to Vajiralongkorn Rex), topped by the [[Great Crown of Victory]], in between is the Thai numeral of 10.
|-
| [[File:Royal Flag of Queen Sirikit.svg|150px|border]] || 1950–present || [[Royal Flags of Thailand|Personal Flag of]] [[Sirikit|Queen Mother Sirikit]] || Blue flag (the Queen's [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''ส.ก.''': '''สิ'''ริ'''กิ'''ติ์ : '''S'''iri'''k'''it), the middle is Queen Sirikit's Royal Cypher, topped by the Great Crown of Victory.
|-
| [[File:Royal Flag of Queen Suthida.svg|border|150x150px]]  || 2019–present || [[Royal Flags of Thailand|Personal Flag of]] [[Suthida|Queen Suthida]] || Purple flag (the Queen's [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''ส.ท.''': '''สุทิ'''ดา : '''S'''u'''th'''ida), the middle is Queen Suthida's Royal Cypher, topped by the Great Crown of Victory.
|-
| [[File:Royal Flag of Princess Maha Chakri Sirindhorn.svg|150px|border]] || 1977–present || [[Royal Flags of Thailand|Personal Flag of]] [[Sirindhorn|Princess Maha Chakri Sirindhorn]] || Purple flag (the Princess' [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''ส.ธ.''': '''สิ'''ริน'''ธ'''ร : '''S'''irin'''dh'''orn), the middle is the Royal Cypher, topped by the simplified crown.
|-
| [[File:Royal Flag of Princess Chulabhorn Walailak.svg|150px|border]] || 1982–present || [[Royal Flags of Thailand|Personal Flag of]] [[Chulabhorn|Princess Chulabhorn Walailak]] || Orange flag (the Princess' [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''จ.ภ.''': '''จุ'''ฬา'''ภ'''รณวลัยลักษณ์ : '''C'''hula'''bh'''orn), the middle is the Royal Cypher, topped by the simplified crown.
|-
| [[File:Royal Flag of Princess Ubolratana Rajakanya.svg|150px|border]] || 2001–present || [[Royal Flags of Thailand|Personal Flag of]] [[Ubol Ratana|Princess Ubolratana Rajakanya]] || Red flag (the Princess' [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''อ.ร.''': '''อุ'''บล'''รั'''ตนราชกัญญา : '''U'''bol'''r'''atana), the middle is the Royal Cypher, but not topped by the simplified crown.
|-
| [[File:Royal Flag of Princess Soamsavali.svg|150px|border]] || 1977–present || [[Royal Flags of Thailand|Personal Flag of]] [[Soamsawali|Princess Soamsawali]] || Purple flag (the Princess' [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''ส.ส.''': โ'''ส'''ม'''ส'''วลี : '''S'''oam'''s'''awali), the middle is the Royal Cypher, under the Buddhist/Hindu sacred sign of "Unalome".
|-
| [[File:Royal Flag of Princess Bajrakitiyabha (2019-).svg|border|150x150px]] || rowspan="3" | 2019–present || [[Royal Flags of Thailand|Personal Flag of]] [[Bajrakitiyabha|Princess Bajrakitiyabha]] || Orange flag (the Princess' [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''พ.ภ.''': '''พั'''ชรกิติยา'''ภ'''า : '''B'''ajrakitiya'''bh'''a), the middle is the Royal Cypher, topped by the simplified crown.
|-
| [[File:Royal Flag of Princess Princess Sirivannavari Nariratana.svg|border|150x150px]] ||[[Royal Flags of Thailand|Personal Flag of]] [[Sirivannavari Nariratana|Princess Sirivannavari Nariratana]] || Orange flag (the Princess' [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''ส.ร.''': '''สิ'''ริวัณณว'''รี'''นารีรัตน์ : '''S'''irivannava'''r'''i), the middle is the Royal Cypher, topped by the simplified crown.
|-
| [[File:Royal Flag of Prince Dipangkorn Rasmijoti.svg|150px|border]] ||[[Royal Flags of Thailand|Personal Flag of]] [[Dipangkorn Rasmijoti|Prince Dipangkorn Rasmijoti]] || Blue flag (the Prince's [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''ท.ป.''': '''ทีปั'''งกรรัศมีโชติ : '''D'''i'''p'''angkorn), the middle is the Royal Cypher, topped by the simplified crown.
|-
| [[File:Royal Flag of Princess Siribhachudhabhorn.svg|150px|border]] || 1982–present || [[Royal Flags of Thailand|Personal Flag of]] [[Siribhachudabhorn|Princess Siribhachudabhorn]] || Blue flag (the Princess' [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''ส.ภ.''': '''สิ'''ริ'''ภ'''าจุฑาภรณ์ : '''S'''iri'''bh'''achudabhorn), the middle is the Royal Cypher, topped by the glowing tiara.
|-
| [[File:Royal Flag of Princess Aditayadornkitikhun.svg|border|150x150px]] || 2016–present || [[Royal Flags of Thailand|Personal Flag of]] [[Aditayadornkitikhun|Princess Aditayadornkitikhun]] || Purple flag (the Princess' [[Color of the day|birthday colour]]), the middle the depicts the [[Royal Cypher]] ('''อ.ก.''': '''อ'''ทิตยาทร'''กิ'''ติคุณ : '''A'''ditayadorn'''k'''itikhun), the middle is the Royal Cypher.
|}

== Royal Thai Government flags ==
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
|[[File:Flag of the Prime Minister of Thailand.svg|130px|border]]  || 1979– || Flag of the [[prime minister of Thailand]] || White flag in ratio 5:6 with the Prime Minister's seal under the royal crown.
|-
|[[File:Flag of the Thai Defence Minister.svg|130px|border]]  || 1936– || Flag of the [[Ministry of Defence (Thailand)|defence minister of Thailand]] || White flag in ratio 5:6 with the Emblem of the Ministry of Defence in the center. The emblem consists of a red chakra (Army), the dark blue anchor (Navy) and the sky blue wings (Air Force).
|-
|[[File:Flag of the President of the National Assembly of Thailand.svg|130px|border]]  || rowspan="2" | 1979– || Flag of the [[president of the National Assembly of Thailand]] || White flag in ratio 5:6 with the National Assembly of Thailand's seal under the royal crown.
|-
|[[File:Flag of the President of the Supreme Court of Thailand.svg|130px|border]]  || Flag of the president of the [[Supreme Court of Thailand]] || White flag in ratio 5:6 with the Supreme Court of Thailand's seal under the royal crown.
|}

== Naval flags ==

{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
| [[File:Thailand Naval Jack (Thong Chan).svg|150px]] || rowspan="2" | 1917– || Naval [[Jack (flag)|Jack]] || A national flag with the emblem of [[Royal Thai Navy]] in the center: a chakra inserted with an anchor under the Thai royal crown. The design is identical to Thai naval unit colours. Note that all Thai Army, Navy and Air Force unit colours called "''[[Colours, standards and guidons#Thailand|Thong Chai Chalermphol]]''{{-"}} ({{ill|ธงชัยเฉลิมพล|th|vertical-align=sup}}).
|-
| [[File:Naval Ensign of Thailand.svg|150px]] ||[[Naval Ensign]] || A red disc containing a white elephant in regalia centred on the national flag.
|}

== Military flags ==
{{main|List of Military flags of Thailand}}
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
|[[File:Flag of the Royal Thai Armed Forces HQ.svg|150px]]  || rowspan="6" | 1979– || [[Royal Thai Armed Forces Headquarters]] Flag || Red, Navy blue and Sky blue flag with the emblem of [[Royal Thai Armed Forces]]: at the center of the tricolour is a badge of the Headquarters with a golden Chakra, with an anchor with golden chains and golden Wings, surrounded by a golden wreath. (from Flag law B.E.2522 (1979)).
|-
|[[File:Royal Thai Army Flag.svg|150px]]  ||[[Royal Thai Army]] Flag || Red flag with the emblem of [[Royal Thai Army]]: a chakra under Unalom and the Thai royal crown with rays flanked by the wreaths (from Flag law B.E.2522 (1979)).
|-
| [[File:Royal Thai Navy Flag.svg|150px]]  ||[[Royal Thai Navy]] Flag || Navy blue flag with the emblem of [[Royal Thai Navy]] in the white circle (from Flag law B.E.2522 (1979)).
|-
| [[File:Royal Thai Air Force Flag.svg|150px]] ||[[Royal Thai Air Force]] Flag || Blue sky flag with the emblem of [[Royal Thai Air Force]]: wings with Unalom under the Thai royal crown and rays (from Flag law B.E.2522 (1979)).
|-
| [[File:Flag Thai Chief of the Defence Forces.svg|150px]]|| Flag for [[List of Chiefs of Defence Forces (Thailand)|Chief of Defence Forces]] || Red, Navy blue and Sky blue flag with the emblem of [[Royal Thai Armed Forces]] with five stars underneath.
|-
| [[File:Flag for Commander-in-Chief of the Royal Thai Army.svg|150px]]|| Flag for [[List of Commanders of the Royal Thai Army|Commander-in-Chief of the Royal Thai Army]] || Red flag with the emblem of [[Royal Thai Army]] with five stars underneath.
|-
| [[File:Flag for Commander-in-Chief of the Royal Thai Navy.svg|150px]]|| 1897– || Flag for [[List of Commanders of the Royal Thai Navy|Commander-in-Chief of the Royal Thai Navy]] || Navy blue flag with the emblem of [[Royal Thai Navy]].
|-
| [[File:Flag for Commander-in-Chief of the Royal Thai Air Force.svg|150px]]|| 1979– || Flag for [[List of Commanders of the Royal Thai Air Force|Commander-in-Chief of the Royal Thai Air Force]] || Sky blue flag with yellow borders and the emblem of [[Royal Thai Air Force]] with a shield depicting the National flag.
|-
| [[File:Flag of None.svg|150px]]|| 2025– || Flag for [[List of Commanders of the Royal Thai Air Force|Commander-in-Chief of the Royal Thai Air Force]] for [[Rama X]] || Yellow flag in the ratio of 2:3, with dark yellow borders and an emblem depicting an [[Escutcheon (heraldry)|escutcheon]] depicting the National flag, behind are a pair of wings, topped by the Great Crown of Victory, with blue rays and a white Aum/ [[Rama IX]] Monument
|}

== Police flag ==
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
|[[File:Thai National Police Flag.svg|150px]]  || 1958– || [[Royal Thai Police|Royal Thai Police Headquarters]] || Maroon red flag with the emblem of the Thai National Police in the center.
|-
|[[File:Phithaksantirat flag of the Royal Thai Police.svg|150px]]  || 1979– || Pitak Santiraj flag || An honour flag of the Royal Thai Police according to the Thai Flag Act of B.E. 2522 (1979). It has the same characteristics and colors as the National Flag but in the centre of the flag is the coat of arms of Siam during the reign of King Chulalongkorn (Rama V), with the words "To Protect the People's Peace" (พิทักษ์สันติราษฎร์ – pronounce ''"Pitak Santiraj"'') embroidered in silver metallic threads embracing the underside of the coat of arms.
|}

== Religious flags ==
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
|[[File:Dharmacakra flag (Thailand).svg|150px]]  || 1958– || The [[Dharmacakra]] flag—Buddhism || Yellow is color of [[Buddhism]], the middle the depicts the Red Thammachak, symbol of The Buddhism Organizations and Buddhists in Thailand.
|-
|[[File:Christian flag (Thailand).svg|150x150px]]
|1988–
|The Cross Flag—Christianity
|A white rectangle with a red [[Latin cross]] in the center, symbol of the Christian Organizations and Christians in Thailand.
|-
|[[File:Flag of Jihad.svg|150x150px]][[File:Flag of Saudi Arabia without sword.svg|150x150px]]
|1997–
|The [[Jihadist flag|Jihad Flag]]—Islam
|A black or green rectangle with white ''[[Shahada]]'' in the center. meaning that "there is no other god but [[Allah]], and [[Muhammad]] is the Messenger of Allah," symbol of the Muslim Organizations and [[Muslims]] in Thailand.
|}

== Diplomatic flags ==
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
| [[File:Ambassador flag of Thailand.svg|150px]] || rowspan="2" | 1927– || Ambassador Standard of Thailand || A blue disc containing a [[white elephant (animal)|white elephant]] in regalia centred on the national flag.
|-
| [[File:Consular flag of Thailand.svg|150px]] || Consular Flag of Thailand || Triranga surmounted with blue disc containing a white elephant.
|}

== Provincial flags ==

{| class="wikitable"
|-
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
| [[File:Flag Amnatcharoen Province.png|150px]] || 1993–present || Flag of [[Amnat Charoen Province]] ||Purple field. In the center of the flag is the provincial seal, featuring Phra Mongkol Ming Mueang, a revered Buddha statue significant to the province.
|-
| [[File:Flag of Ang Thong Province.svg|frameless|150x150px]]|| || Flag of [[Ang Thong Province]] ||Bicolor flag with yellow on the top half and green on the bottom half. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Bangkok.svg|150px]] || 1972–present|| Flag of [[Bangkok]] || Green flag with the Seal of the Bangkok Metropolitan, in white at the center. Used by the [[Bangkok Metropolitan Administration]] and the Governor of Bangkok.
|-
| [[File:Flag of Bueng Kan Province.png|150px]] || 2011–present || Flag of [[Bueng Kan Province]] ||Rectangular flag consisting of three horizontal stripes in the proportions of purple, white, and purple. In the center of the flag is the provincial seal.
|-
| [[File:Flag Buriram Province.png|150px]] || || Flag of [[Buriram Province]] ||Purple and orange flag split in half vertically with the purple on the left and the orange on the right with the provincial seal in the center.
|-
| [[File:Flag of Chachoengsao Province.png|150px]] || 2007–present || Flag of [[Chachoengsao Province]] ||Rectangular field of dark red (maroon.) In the center of the flag is the provincial seal, which depicts [[Wat Sothonwararam]]
|-
|[[File:Flag of Chai Nat province.svg|150x150px]]|| || Flag of [[Chai Nat Province]] ||Provincial seal set against a magenta background, which is the symbolic color of the province.
|-
| [[File:Flag Chaiyaphom Province.png|150x150px]]|| 1942–present|| Flag of [[Chaiyaphum Province]] ||Horizontal stripes in brown, orange, and brown. In the center of the flag is the provincial seal, depicting the "Thong Sam Chai," an ancient victory flag of the army.
|-
| [[File:Flag of Chanthaburi.svg|150x150px]]|| 1997–present|| Flag of [[Chanthaburi Province]] ||A red field. In the center of the flag is the provincial seal, with the text "จังหวัดจันทบุรี" (Chanthaburi Province) displayed below the seal.
|-
|[[File:Flag of Chiang Mai.svg|150px]]||  || Flag of [[Chiang Mai Province]] ||Rectangular flag with a blue field. In the center of the flag is the provincial seal, which features a white elephant standing within a traditional Thai ornate structure "Ruen Kaew." 
|-
| {{anchor|ChiangRaiFlag}}[[File:Flag of Chiang Rai.svg|150x150px]]|| 1942–present|| Flag of [[Chiang Rai Province]] ||Rectangular flag with vertical stripes in blue, purple, and blue. The central purple stripe features a white elephant and a text banner displaying the province's name.
|-
| [[File:Chonburi flag.svg|150x150px]]|| 1942–present|| Flag of [[Chonburi Province]] ||Rectangular flag with horizontal stripes in dark red, yellow, and dark red. In the center of the flag is provincial seal consisting of [[Khao Sam Muk|Kao Sam Muk]] and the sea.
|-
| [[File:Flag Chomphon Province.png|150x150px]]|| || Flag of [[Chumphon Province]] ||Blue field. In the center of the flag is the provincial seal, which depicts a goddess standing in a blessing gesture in front of a fort, flanked by two fig trees.
|-
| [[File:Flag of Kalasin.svg|150px]] || || Flag of [[Kalasin Province]] ||Horizontal stripes in green, orange, and green. In the center of the flag is the provincial seal, which is a circular emblem containing images of grass, a black water pond (symbolizing the name "Kalasin"), mountains, and rain clouds. Below features a white text that reads "จังหวัดกาฬสินธุ์" (Kalasin Province) in a semi-circular arc.
|-
| [[File:Flag of Kamphaeng Phet.svg|150x150px]]|| || Flag of [[Kamphaeng Phet Province]] ||Rectangular flag with three horizontal stripes. The top stripe is yellow, the middle stripe is red, and the bottom stripe is leaf green. In the center of the red stripe is the provincial seal.
|-
| [[File:Flag of Kanchanaburi province (2-1).svg|150x150px]]|| || Flag of [[Kanchanaburi Province]] ||A blue flag with the central area in vermillion colour and the provincial seal in the center.
|-
| [[File:Flag of Khon Kaen province.png|150x150px]]|| || Flag of [[Khon Kaen Province]] ||Maroon field. In the center of the flag is the provincial emblem, which depicts a stupa ([[Phra That Kham Kaen]]) built on a tree stump.
|-
|[[File:Flag of Krabi (blue-yellow).svg|border|150x150px]]
|
|Flag of [[Krabi Province]]
|Two horizontal stripes. The top stripe is yellow, and the bottom stripe is blue. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Lampang Province.png|150x150px]]|| || Flag of [[Lampang Province]]||Rectangular flag with a green field. In the center of the flag is the provincial seal, which features a white rooster standing within a mandapa structure of [[Wat Phra That Lampang Luang]].
|-
| [[File:Flag of Lamphun.svg|150x150px]]|| || Flag of [[Lamphun Province]]||Rectangular flag with a blue field. In the center of the flag is the provincial seal, which features [[Wat Phra That Hariphunchai|Phra That Hariphunchai]]. Below the emblem is the text "จังหวัดลำพูน" (Lamphun Province).
|-
| [[File:Flag of Loei.svg|150px]]|| || Flag of [[Loei Province]]||Rectangular flag with a blue field. In the center of the flag is the provincial emblem, which features [[Phra That Si Song Rak]] within a circle. Below the emblem is the text "จังหวัดเลย" (Loei Province).
|-
| [[File:Flag Lop Buri Province.png|150px]]|| || Flag of [[Lopburi Province]]||Horizontal stripes in blue, white, and blue. In the center of the flag is the provincial emblem, which depicts the four-armed [[Narayana|Narai]] standing in front of [[Phra Prang Sam Yot]].
|-
| [[File:Flag of Mae Hong Son Province.svg|150px]]|| || Flag of [[Mae Hong Son Province]]||Rectangular flag divided horizontally into three equal parts: brown, blue, and brown. In the center of the blue stripe is the provincial seal within a red circle.
|-
| [[File:Flag Maha Sarakham Province.png|150x150px]]|| || Flag of [[Maha Sarakham Province]]||Yellow field with a brown stripe running horizontally through the center. Within the brown stripe is the provincial seal.
|-
| [[File:Flag of Mokdahan Province.svg|center|frameless|150x150px]]|| 1982–present|| Flag of [[Mukdahan Province]] ||White field, with red borders on three sides (except for the side attached to the flagpole.) In the center of the flag is the provincial seal.
|-
| [[File:Flag of Nakhon Nayok.svg|150x150px]]|| || Flag of [[Nakhon Nayok Province]] ||Green field. In the center of the flag is the provincial seal, which depicts an elephant holding a sheaf of rice. Below the emblem is a yellow ribbon with the text "นครนายก" (Nakhon Nayok Province).
|-
| [[File:Flag of Nakhon Pathom.svg|150x150px]]|| || Flag of [[Nakhon Pathom Province]] ||Blue field. In the center of the flag is the provincial seal, which depicts [[Phra Pathommachedi|Phra Pathom Chedi]]. The emblem is adorned with the [[Thai numerals|Thai numeral]] "4" within the [[Great Crown of Victory]]. Below the emblem is the text "นครปฐม" (Nakhon Pathom Province) in white.
|-
| [[File:Flag of Nakhon Phanom Province.svg|150px]] || || Flag of [[Nakhon Phanom Province]] ||Rectangular flag divided horizontally into two stripes. The top stripe is red and the bottom stripe is black. In the center of the flag is the provincial seal, which features [[Wat Phra That Phanom|Phra That Phanom]].
|-
| [[File:Flag Nakhon Ratchasima Province.png|150x150px]]|| || Flag of [[Nakhon Ratchasima Province]] ||Orange field. In the center of the flag is the provincial seal, which depicts the monument of [[Thao Suranari]] in front of the Chumphon Gate.
|-
| [[File:Flag of Nakhon Sawan province.svg|150x150px]]|| || Flag of [[Nakhon Sawan Province]] ||Blue field. In the center of the flag is the provincial seal, which features an image of a three-spired [[Vimana|vimana.]]
|-
| [[File:Nakhon Si Thammarat Flag.svg|150x150px]]|| 1942–present|| Flag of [[Nakhon Si Thammarat Province]] ||Rectangular flag divided horizontally into two stripes. Purple on the top and yellow on the bottom. In the center of the flag is the provincial seal, which features Phra Borommathat Chedi of [[Wat Phra Mahathat|Wat Phra Mahathat Woramahawihan]], surrounded by the symbols of the twelve [[Astrological sign|zodiac signs]].
|-
| [[File:ธงประจำจังหวัดน่าน.svg|150px]] || || Flag of [[Nan Province]] ||Rectangular flag divided horizontally into two stripes. Purple on the top and yellow on the bottom. In the center of the flag is the provincial seal, which features Phra That Chae Haeng on top of [[Nandi (Hinduism)|Usuparatch]]
|-
| [[File:Flag of Narathiwat.svg|150x150px]]|| || Flag of [[Narathiwat Province]] ||Yellow square at the hoist. Within the yellow square is the provincial seal, which features an image of a [[Kolae boat]] with a fully unfurled sail. On the sail is an image of a [[White elephant (animal)|white elephant]] adorned with royal regalia, representing Phra Sri Nararatt Rajakarini, an important elephant presented to King Bhumibol Adulyadej by Narathiwat Province in 1977. The remaining part of the flag consists of seven horizontal stripes in alternating red and white, with four red stripes and three white stripes.
|-
| [[File:Flag Nongbualamphu Province.png|150x150px]]|| 1993–present || Flag of [[Nong Bua Lamphu Province]] ||White field. In the center of the flag is the provincial seal, which depicts a statue of [[Naresuan|King Naresuan]] standing in front of a shrine. In the background is Nong Bua Lamphu Lake. Below the emblem, there is a ribbon tied in a knot at both ends, with the text "จังหวัดหนองบัวลำภู" (Nong Bua Lamphu Province) inside.
|-
| [[File:Flag Nong Khai Province.png|150px]] || || Flag of [[Nong Khai Province]] ||Horizontal stripes in brown, red, and brown. In the center of the flag is the provincial seal, which features an image of bamboo clumps by a pond.
|-
| [[File:ธงจังหวัดนนทบุรี.svg|150x150px]]|| || Flag of [[Nonthaburi Province]] ||Vertical stripes in purple and blue. In the center of the flag is the provincial seal, which features an intricately decorated earthenware pot. Symbolized the long-standing pottery-making tradition of the people of Nonthaburi Province.
|-
| [[File:Flag of Pathum Thani.svg|150x150px]]|| || Flag of [[Pathum Thani Province]] ||Vertical stripes in blue and white. In the center of the flag is the provincial seal, which features a lotus flower and a pair of rice sheaf rising above the water.
|-
| [[File:Flag of Pattani Province.svg|150x150px]]|| || Flag of [[Pattani Province]] ||Rectangular flag divided horizontally into two stripes. yellow on the top and green on the bottom. In the center of the flag is an image of the [[Phaya Tani|Phaya Tani cannon]].
|-
| [[File:Flag of Phang Nga province.svg|150x150px]]|| 2004–present|| Flag of [[Phang Nga Province]] ||Rectangular flag with vertical stripes in blue, yellow, and pink. In the center of the flag is the provincial seal, which features an image of a mining dredge, [[Khao Phing Kan|Khao Tapu]], and [[Khao Chang]].
|-
| [[File:Flag of Phatthalung.svg|150x150px]]|| || Flag of [[Phatthalung Province]] ||Horizontal stripes in yellow, purple, and yellow. In the center of the flag is the provincial seal, which features an image of [[Khao Ok Thalu]].
|-
| [[File:Phayao flag.svg|150px]] || || Flag of [[Phayao Province]] ||Magenta field. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Phetchabun province.svg|150x150px]]|| 1942–present|| Flag of [[Phetchabun Province]] ||Horizontal stripes in green, white, and green. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Petchaburi.svg|150x150px]]|| || Flag of [[Phetchaburi Province]] ||Rectangular flag with blue, yellow, and blue horizontal stripes. In the center of the yellow stripe is the provincial seal, which features an image of a rice field, sugar palm trees, and [[Phra Nakhon Khiri Historical Park|Phra Nakhon Khiri]] within a circular frame.
|-
| [[File:Flag of Phichit Province.svg|150x150px]]|| || Flag of [[Phichit Province]] ||Rectangular flag divided into five stripes, three dark green stripes alternating with two white stripes. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Phitsanulok province.png|150px]] || || Flag of [[Phitsanulok Province]] ||Purple field. In the center of the flag is the provincial seal, which depicts Phra Buddha Chinaraj within a circular frame adorned with Thai decorative patterns.
|-
| [[File:Phrae flag.svg|150x150px]]|| 2023–present|| Flag of [[Phrae Province]] ||Vertical stripes in Green and red. In the center of the flag is the provincial seal, which features an image of Phra That Cho Hae stupa placed on the back of a horse.
|-
| [[File:Flag_of_Phra_Nakhon_Si_Ayutthaya_Province.svg|150px]] || 1942–present|| Flag of [[Phra Nakhon Si Ayutthaya Province]] ||Rectangular flag with vertical stripes in blue, light blue, and blue. In the center of the flag is the provincial seal, which features a conch shell on the pedestal tray in the pavilion under the [[Cordia dichotoma|Cordia dichotoma tree]].
|-
| [[File:Flag of Phuket.svg|150x150px]]|| || Flag of [[Phuket Province]] ||Light blue field. In the center of the flag is the provincial seal, which features the statue of [[Thao Thep Krasattri and Thao Si Sunthon]].
|-
| [[File:Flag of Prachin Buri Province.svg|150x150px]]|| 1942–present|| Flag of [[Prachin Buri Province]] ||Red field at the hoist, which is designated as the regional color. In the center of the flag is the provincial seal, which features an image of a [[Bodhi Tree|Bodhi tree]] within a circular frame, The fly end of the flag features a yellow stripe.
|-
| [[File:Flag of Prachuap Khiri Khan.svg|150x150px]]|| || Flag of [[Prachuap Khiri Khan Province]] ||Yellow field. In the center of the flag is the provincial seal.
|-
| [[File:Provincial Flag of Ranong.svg|150x150px]]|| || Flag of [[Ranong Province]] ||Green square at the hoist. Within the green square is the provincial emblem, which features an image of a castle on the clouds. The remaining part of the flag consists of seven horizontal stripes in alternating yellow and orange, with four yellow stripes and three orange stripes.
|-
| [[File:Flag of Ratchaburi.svg|150x150px]]|| || Flag of [[Ratchaburi Province]] ||Blue field. In the center of the flag is the provincial seal, which depicts [[regalia]].
|-
| [[File:Flag of Rayong.svg|150px]] || || Flag of [[Rayong Province]] ||Rectangular flag with vertical stripes in red, yellow, and blue. In the center of the flag is the provincial seal, which features an image of a royal pavilion where [[Chulalongkorn|King Chulalongkorn]] resided on [[Ko Samet]].
|-
| [[File:Flag of Roi Et.svg|150px]] || 2002-present || Flag of [[Roi Et Province]] ||Yellow field. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Sa Kaeo.svg|150x150px]]|| 1993-present || Flag of [[Sa Kaeo Province]] ||Rectangular flag divided horizontally into two stripes. yellow on the top and green on the bottom. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Sakon Nakhon.svg|150px]] || || Flag of [[Sakon Nakhon Province]] ||Rectangular flag divided horizontally into two stripes. blue on the top and yellow on the bottom. In the center of the flag is the provincial seal, which features an image of [[Wat Phra That Choeng Chum]].
|-
| [[File:Flag of Samut Prakan Province.svg|150x150px]]|| || Flag of [[Samut Prakan Province]] ||Light blue field. In the center of the flag is the provincial seal.
|-
| [[File:ธงจังหวัดสมุทรสาคร.svg|150x150px]]|| 1946–present|| Flag of [[Samut Sakhon Province]] ||Horizontal stripes in pink, light blue, and pink. In the center of the flag is the provincial seal.
|-
| [[File:Flag Samut Songkhram Province.png|150px]] || || Flag of [[Samut Songkhram Province]] ||Vertical stripes in blue, white, and blue. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Saraburi province.png|150x150px]]|| 2022–present || Flag of [[Saraburi Province]] ||Horizontal stripes in red, white, and red. In the center of the flag is the provincial seal.
|-
| [[File:Flag Satun Province.png|150x150px]]|| 1942–present|| Flag of [[Satun Province]] ||Green field, with yellow borders on three sides (except for the side attached to the flagpole.) In the center of the flag is the provincial seal.
|-
| [[File:Flag of Sing Buri.svg|150x150px]]|| 2004–present || Flag of [[Sing Buri Province]] ||Red field, in the center of the flag is the provincial seal, which features an image of a monument honoring the eleven leaders of Khai [[Bang Rachan]]
|-
| [[File:Flag of Sisaket.svg|150x150px]]|| || Flag of [[Sisaket Province]] ||Rectangular flag divided horizontally into two stripes. Orange on the top and white on the bottom. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Songkhla.svg|150x150px]]|| || Flag of [[Songkhla Province]] ||Cyan d, in, the center of the flag features a conch shell on the pedestal trayy
|-
| [[File:Flag of Sukhothai Province.svg|150px]] || || Flag of [[Sukhothai Province]] ||Horizontal stripes in red, yellow, and green. In the upper left corner of the flag is the provincial seal.
|-
| [[File:Flag Suphan Buri Province.png|150px]] || || Flag of [[Suphan Buri Province]] ||Horizontal stripes in blue, orange, and blue. In the center of the flag is the provincial seal. which depicts the [[elephant duel]] between [[Naresuan]] and [[Mingyi Swa]]
|-
| [[File:Flag of Suratthani Province.svg|frameless|150x150px]]|| || Flag of [[Surat Thani Province]] ||Rectangular flag divided horizontally into two stripes. Orange on the top and Yellow on the bottom. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Surin province.svg|150x150px]]|| || Flag of [[Surin Province]] ||Horizontal stripes in red, yellow, and green. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Tak province.svg|150px]] || || Flag of [[Tak Province]] ||Purple and yellow flag with 7 stripes: 4 purple and 3 yellow. On the side next to the flagpole is a triangular blue field with the provincial seal, which features an image of Naresuanpouring water over the neck of an elephant.
|-
| [[File:Flag of Trang.svg|150px]] || || Flag of [[Trang Province]] ||Horizontal stripes in light blue, white, and light blue. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Trat Province.svg|150x150px]]|| 1942–present|| Flag of [[Trat Province]] ||Horizontal stripes in blue and red. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Ubon Ratchathani Province.svg|150px]] || || Flag of [[Ubon Ratchathani Province]] ||Two horizontal stripes. The top of the flag has a pink lotus flower embroidered on a pink background. Below the flag is the white letter "อุบลราชธานี" (Ubon Ratchathani) embroidered on a green background.
|-
| [[File:Flag of UdonThani province.svg|150x150px]]|| || Flag of [[Udon Thani Province]] ||Orange field. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Uthai Thani.svg|150px]] || || Flag of [[Uthai Thani Province]] ||Rectangular flag divided horizontally into two stripes. yellow on the top and green on the bottom. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Uttaradit.svg|150x150px]]|| || Flag of [[Uttaradit Province]] ||A rectangular flag with an orange background and two dark purple stripes intersecting in the shape of a cross. In the center is the provincial seal, featuring a stone throne covered by a yellow pavilion, flanked by dark blue scroll patterns. In front of the pavilion is a red Garuda, all enclosed within a circular frame with a 70-centimeter diameter. The name of the province is inscribed around the edge of the circle.
|-
| [[File:Flag of Yala province.svg|center|frameless|150x150px]]|| || Flag of [[Yala Province]] ||Rectangular flag divided horizontally into two stripes. green on the top and white on the bottom. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Yasothon province.svg|150x150px]]|| 1972–present|| Flag of [[Yasothon Province]] ||Rectangular flag divided horizontally into two stripes. pink on the top and light blue on the bottom. In the center of the flag is the provincial seal.
|}


==City flags==
{| class="wikitable"
|+
!Flag
!Date
!Use
!Description
|-
|[[File:Flag of Khon Kaen Municipality.png|center|frameless]]
|
|Flag of [[Khon Kaen]]
|A light-blue field with the city seal in the center. 
|-
|[[File:Flag of Lampang Municipality.png|center|frameless]]
|
|Flag of [[Lampang]]
|A green field with the city seal in the center.
|-
|[[File:Mae Sot City Flag.webp|center|frameless]]
|
|Flag of [[Mae Sot]]
|A green field with the golden city seal in the center.
|-
|[[File:Nonthaburi City Flag.webp|center|frameless]]
|
|Flag of [[Nonthaburi]]
|Flag divided horizontally into three stripes, top being 
red, middle being yellow-gold, and bottom being blue.
In the center of the flag, there is a golden city seal and
a curved text that says "เทศบาลนครนนทบุรี" which means
"Nonthaburi City Municipality".
|-
|[[File:Om Noi City Flag.webp|center|frameless]]
|
|Flag of [[Om Noi]]
|A purple field with the city seal in the center.
|-
|[[File:Pak Kret City.webp|center|frameless]]
|
|Flag of [[Pak Kret]]
|A red field with the city seal in the center.
|-
|[[File:Pattaya City Flag.webp|center|frameless]]
|
|Flag of [[Pattaya]]
|A blue field with the city seal surrounded by a white outline
in the center.
|-
|[[File:Phitsanulok City Flag.webp|center|frameless]]
|
|Flag of [[Phitsanulok]]
|A light-purple field with the city seal in the center.
|-
|[[File:Rangsit City Flag.webp|center|frameless]]
|
|Flag of [[Rangsit]]
|Flag divided horizontally into two stripes, the top being red,
the bottom being blue. In the center of the flag is the city
seal.
|-
|[[File:Flag of Rayong Municipality.png|center|frameless]]
|
|Flag of [[Rayong]]
|A green field with the city seal in the center.
|-
|[[File:Sakhon Nakhon City Flag.webp|center|frameless]]
|
|Flag of [[Sakon Nakhon|Sakhon Nakhon]]
|A reddish-brown field with the city seal in the center.
|-
|[[File:Trang City Flag.webp|center|frameless]]
|
|Flag of [[Trang, Thailand|Trang]]
|A light-blue field with the city seal in the center.
|-
|[[File:Udon Thani City Flag.webp|center|frameless]]
|
|Flag of [[Udon Thani]]
|An orange field with the city seal a bit over the center, below
there is a text that says "เทศบาลนครอุดรธานี" which means
"Udon Thani City Municipality".
|}

==Historical flags==

{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description

|-
| [[File:Flag of Thailand (Ayutthaya period).svg|150px]] || c. 1680–1782 || Ensign of [[Siam]] || A red plain rectangular flag.
|-
| [[File:Flag of Thailand (1782).svg|150px]] || 1782–1817 || State ensign of Siam || Red flag with a white [[Sudarshana Chakra|chakra]].
|-
| [[File:Flag of Thailand (1817).svg|150px]] || 1817–1832 || State ensign of Siam || Red flag with a [[white elephant (pachyderm)|white elephant]] inside the chakra.
|-
| [[File:Flag of Thailand 1855.svg|150px]] || 1832–1916 || Flag of Siam || A [[white elephant (pachyderm)|white elephant]] facing to the hoist in the red flag. Called in [[Thai language]] "''Thong Chang Phueak''{{-"}} (ธงช้างเผือก)<ref>{{cite web |url=http://www.rbvex.it/asiapag/thailandia.html |title=Siam Bandiera mercantile 1839 |access-date=25 September 2004 |author=Roberto Breschi|language=it |archive-url= https://web.archive.org/web/20041208223916/http://www.rbvex.it/asiapag/thailandia.html |archive-date= 8 December 2004}}</ref> (the white elephant flag). Commonly attributed to Rama IV's reign but was first implemented during the reign of Rama III.<ref>[https://drive.google.com/file/d/181F5jH2Bq6sQJg3n3j_rKQ9W_bBcQu4h/view Supplement of The Singapore Free Press 26th October 1843]</ref> 
|-
| [[File:State Flag of Thailand (1916).svg|150px]] || 1916–1917 || State flag and ensign of Siam || Red flag with a white elephant in regalia.
|-
| [[File:Flag of Thailand (1916).svg|150px]] || 1917|| Former flag of Siam || Five horizontal stripes flag like the Trairanga with the only major difference being that the middle stripe is red. It is currently used by several anti-monarchists due to its omission of the colour blue which symbolizes the monarchy.
|}

===Naval [[Jack (flag)|jacks]]===
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
| [[File:Naval Ensign of Siam (1881-1887).svg|150px]] || 1881–1897 || Naval Ensign of Siam || Red flag with a white elephant in regalia, with a white Chakra at the top corner.
|-
| [[File:State Flag of Thailand (1916).svg|150px]] || 1898–1912 || Naval Ensign of Siam || Red flag with a white elephant in regalia.
|-
| [[File:Naval Ensign of Siam (1910-1917).svg|150px]] || 1912–1917 || Naval Ensign of Siam || Red flag with a white elephant in regalia, with the emblem of the Royal Thai Navy at the top corner.
|-
| [[File:Naval Jack of Siam (1855).svg|150px]] || 1855–1881 || Naval Jack of Siam || Blue flag with a white elephant.
|-
| [[File:Naval Jack of Siam (1881-1917).svg|150px]] || 1881–1917 || Naval Jack of Siam || Blue flag with a white elephant in regalia.
|}

===War flags===
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
|[[File:Flag of the Siamese Expeditionary Force in World War I (Obverse).svg|150px]]|| rowspan="2" |1917–1918|| Standard of the [[Siamese Expeditionary Force]], Obverse || Triranga defaced with a red disc containing dressed white elephant, facing a flagpole. Briefly, its appearance is the same as naval ensign, but both red banners of the flag contains a stanza from a Buddhist chant in Pali (the Jayamangala Gatha), written in Thai script: "พาหุํสหัส์สมภินิม์มิตสาวุธัน์ตํ ค๎รีเมขลํอุทิตโฆรสเสนมารํ ทานาทิธัม์มวิธินาชิตวามุนิน์โท ตัน์เตชสาภวตุเมชยสิทธินิจ์จํ".
|-
|[[File:Flag of the Siamese Expeditionary Force in World War I (Reverse).svg|150px]]|| Standard of the [[Siamese Expeditionary Force]], Reverse || Triranga defaced with a red disc containing King [[Vajiravudh]]'s personal emblem. The emblem features Thai acronym "ร.ร." and Thai digit six ("๖"), both are displayed under the glowing crown. Both red banners of the flag contains the same chant in Thai script as the obverse.
|}

=== Diplomatic flags ===
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
| [[File:Ambassadorial Flag of Siam (Rama V).svg|150px]] || rowspan="2" | 1873–1912 || Ambassadorial Standard of Siam || State flag with the crowned arms of Siam at its canton.
|-
| [[File:Consular Flag of Siam (Rama V).svg|150px]] || Consular Flag of Siam || State flag with the escutcheon of Siam at its canton.
|-
| [[File:Embassador Flag of Thailand (1912).svg|150px]] || rowspan="2" | 1912–1917 || Ambassadorial Standard of Siam || State flag with blue circle at its canton. The circle contains [[Garuda]] holding crown.
|-
| [[File:Consular Flag of Thailand (1912).svg|150px]] || Consular Flag of Siam || State flag with blue circle at its canton. The circle contains [[Garuda]] with outstretched wings.
|-
| [[File:Ambassador Standard of Thailand (1917-1927).svg|150px]] || 1917–1927 || Ambassadorial Standard and Consular Flag of Siam || Triranga surmounted with white elephant, facing a pole.
|}

===Prime Minister flags===
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
| [[File:Flag of the Prime Minister of Thailand (1936-1939).svg|150px]] || 1936–1939 || Flag of the Prime Minister || 
|-
| [[File:Flag of the Prime Minister of Thailand (1939).svg|150px]] || 1939–1943 || Flag of the Prime Minister || 
|-
| [[File:Flag of the Prime Minister of Thailand (1943-1979).svg|150px]] || 1943–1979 || Flag of the Prime Minister ||
|}

===Royal Thai Government flags===
{| class="wikitable"
|- 
! width="110"|Flag!!width="100"|Date!!width="250"|Use!!width="250"|Description
|-
| [[File:Flag of the Minister of Economy of Thailand (1939).svg|150px]] || 1938–1941 ||  Flag of the Minister of Economy || 
|-
| [[File:Flag of the Minister of Education of Thailand (1939).svg|150px]] || 1938–1979 ||  Flag of the Minister of Education || 
|-
| [[File:Flag of the Minister of Finance of Thailand (1939).svg|150px]] || 1938–1979 ||  Flag of the Minister of Finance || 
|-
| [[File:Flag of the Minister of Foreign Affair of Thailand (1939).svg|150px]] || 1938–1979 ||  Flag of the Minister of Foreign Affair || 
|-
| [[File:Flag of the Minister of Interior of Thailand (1939).svg|150px]] || 1938–1979 ||  Flag of the Minister of Interior || 
|-
| [[File:Flag of the Minister of Justice of Thailand (1939).svg|150px]] || 1938–1979 ||  Flag of the Minister of Justice || 
|}

=== Provincial flags ===
{| class="wikitable"
!Flag
!Date
!Use
!Description
|-
|[[File:Flag Chachoengsao Province (old seal).png|150x150px]]
|1950s–2007
|Flag of [[Chachoengsao Province]]
|Rectangular field of dark red (maroon.) In the center of the flag is the former provincial seal.
|-
|[[File:Chanthaburi provincial flag(old edition).png|150x150px]]
|1942–1997
|Flag of [[Chanthaburi Province]]
|Red field with the provincial seal positioned in the top left corner, set within a blue square. The emblem depicts a rabbit in the moon, shining brightly.
|-
|[[File:Flag of Krabi.svg|border|150px]]
|1942-1970s
| rowspan="2" |Flags of [[Krabi Province]]
|Yellow field with a red square in the top left corner: Inside the red square is two crossed white swords. Below the crossed swords, there is text in the banner that reads "จังหวัดกระบี่" (Krabi Province).
|-
|[[File:Flag of Krabi (variant).svg|border|150x150px]]
|1970s–1990s
|Yellow field. In the center of the flag is the provincial seal.
|-
|[[File:Flag Pangnga Province.png|150x150px]]
|1942–2004
|Flag of [[Phang Nga Province]]
|Rectangular flag with vertical stripes in blue, yellow, and pink. In the center of the flag is the former provincial seal, which features an image of a mining dredge and [[Khao Chang]].
|-
|[[File:Flag of Phra Nakhon province (1950s—1971).png|150x150px]]
|1950s–1971
|Flag of [[Phra Nakhon district|Phra Nakhon Province]]
|Rectangular flag divided into five stripes, three blue stripes alternating with two red stripes. In the center of the flag is the provincial seal.
|-
| [[File:Flag of Phrae province (1950s-2023).svg|150x150px]]
| 1950s–2023|| Flag of [[Phrae Province]] ||Green on the hoist side and red on the fly side. In the center of the flag is a blue circular emblem. The upper half of the emblem features an image of Wat Phra That Cho Hae, a royal temple. The lower half contains the text "จังหวัดแพร่" (Phrae Province) arranged in a semicircular arc.
|-
|[[File:Flag Roi-Et Province ( Ode ).png|150x150px]]
|1980s–2002
|Flag of [[Roi Et Province]]
|Yellow field. In the center of the flag is the former provincial seal. Which features an island in the middle of Bueng Phlan Chai Lake. On the island, there is a pavilion that houses the [[Constitution of Thailand|Constitution]] on a [[Phan (tray)|phan]].
|-
|[[File:Provincial Flag of Saraburi.svg|150px]]
|Unknown–2022
|Flag of [[Saraburi Province]]
|Horizontal stripes in red, white, and red. In the center of the flag is the former provincial seal.
|-
|[[File:Flag Sing Buri Province ( Old ).png|150x150px]]
|Unknown–2004
|Flag of [[Sing Buri Province]]
|Red field with the center of the flag is the former provincial seal, which depicts an image of the camp of [[Bang Rachan]].
|}

== See also ==
{{Portal|Thailand}}
* [[Royal Flags of Thailand]]
* [[Royal Standard of Thailand]]
* [[List of Military flags of Thailand]]
* [[Seals of The Provinces of Thailand]]

== References ==
<references />

== External links ==
{{Wikisourcelang|th|พระราชบัญญัติธง พ.ศ. 2522|Thai Flag Act of B.E. 2522 (พระราชบัญญัติธง พ.ศ. 2522)}}
{{Commons category|Flags of Thailand}}
* {{FOTW|id=th|title=Thailand}}

; Government
* [https://archive.today/20030807151937/http://203.144.136.10/service/mod/heritage/king/flag/flag1.htm Thai royal flags (from Thai MOD's site)] {{in lang|th}}
* [https://web.archive.org/web/20071202135343/http://www.navy.mi.th/navalmuseum/002_history/html/his_b12_flat_thai.htm Thai Naval ensign and others naval flags (from Thai Naval Museum)] {{in lang|th}}
* [https://web.archive.org/web/20080211110449/http://www.navy.mi.th/person/manpower/Flag/mainflag.php Thai naval flags] {{in lang|th}}

; Private
* {{usurped|1=[https://web.archive.org/web/20190523191433/https://www.siamflag.org/ Siam Flag museum (White Elephant Flag)]}}  {{in lang|th}}
* [http://www.thaiflag.org/ Thai Flag museum (Tricolors)]  {{in lang|th}}
* [http://www.bloggang.com/viewblog.php?id=rattanakosin225&group=9&date=03-04-2007&gblog=1 Timeline of Thai Flag] wrote by [[Damrong Rajanubhab]]
* [http://www.thaitrip.com/flag/ Historical thai flag] 
* {{usurped|1=[https://web.archive.org/web/20080221234458/http://www.search-thais.com/law/flag.htm Flag Law B.E. 2522]}} (Current Thai flag law in Thai language)

{{Flags of Thailand}}
{{Lists of flags}}

{{DEFAULTSORT:List of Thai Flags}}
[[Category:Lists and galleries of flags|Thailand]]
[[Category:Flags of Thailand| ]]
[[Category:Thailand-related lists|Flags]]