- Country name
- conventional long form: Kingdom of Thailand
conventional short form: Thailand
local long form: Ratcha Anachak Thai
local short form: Prathet Thai
former: Siam
etymology: the name means "Land of the Thai," referring to the local population; the people's name comes from the Thai word tha, meaning "to be free;" the former name of Siam comes from the Sanskrit word syama, meaning "dark" - Government type
- constitutional monarchy
- Capital
- name: Bangkok
geographic coordinates: 13 45 N, 100 31 E
time difference: UTC+7 (12 hours ahead of Washington, DC, during Standard Time)
etymology: the name is from the Thai words bang (region) and kok (olive trees); the city's full ceremonial name holds the world record for longest place name, Krungthepmahanakhon amonrattanakosin mahintharayutthaya mahadilokphop noppharatratchathaniburirom udomratchaniwetmahasathan amonphimanawatansathit sakkathattiyawitsanukamprasit, which means "City of angels, great city of immortals, magnificent city of the nine gems, seat of the king, city of royal palaces, home of gods incarnate, erected by Vishvakarman at Indra's behest" - Administrative divisions
- 76 provinces (changwat, singular and plural) and 1 municipality* (maha nakhon); Amnat Charoen, Ang Thong, Bueng Kan, Buri Ram, Chachoengsao, Chai Nat, Chaiyaphum, Chanthaburi, Chiang Mai, Chiang Rai, Chon Buri, Chumphon, Kalasin, Kamphaeng Phet, Kanchanaburi, Khon Kaen, Krabi, Krung Thep* (Bangkok), Lampang, Lamphun, Loei, Lop Buri, Mae Hong Son, Maha Sarakham, Mukdahan, Nakhon Nayok, Nakhon Pathom, Nakhon Phanom, Nakhon Ratchasima, Nakhon Sawan, Nakhon Si Thammarat, Nan, Narathiwat, Nong Bua Lamphu, Nong Khai, Nonthaburi, Pathum Thani, Pattani, Phangnga, Phatthalung, Phayao, Phetchabun, Phetchaburi, Phichit, Phitsanulok, Phra Nakhon Si Ayutthaya, Phrae, Phuket, Prachin Buri, Prachuap Khiri Khan, Ranong, Ratchaburi, Rayong, Roi Et, Sa Kaeo, Sakon Nakhon, Samut Prakan, Samut Sakhon, Samut Songkhram, Saraburi, Satun, Sing Buri, Si Sa Ket, Songkhla, Sukhothai, Suphan Buri, Surat Thani, Surin, Tak, Trang, Trat, Ubon Ratchathani, Udon Thani, Uthai Thani, Uttaradit, Yala, Yasothon
- Legal system
- civil law system with common law influences
- Constitution
- history: many previous; latest drafted and presented 29 March 2016, approved by referendum 7 August 2016, signed into law by the king on 6 April 2017
amendment process: amendments require a majority vote in a joint session of the House and Senate and further require at least one fifth of opposition House members and one third of the Senate vote in favor; a national referendum is additionally required for certain amendments; all amendments require signature by the king - International law organization participation
- has not submitted an ICJ jurisdiction declaration; non-party state to the ICCt
- Citizenship
- citizenship by birth: no
citizenship by descent only: at least one parent must be a citizen of Thailand
dual citizenship recognized: no
residency requirement for naturalization: 5 years - Suffrage
- 18 years of age; universal and compulsory
- Executive branch
- chief of state: King WACHIRALONGKON; also spelled Vajiralongkorn (since 1 December 2016)
head of government: Prime Minister ANUTIN Charnvirakul (since 5 Sep 2025)
cabinet: Council of Ministers nominated by the prime minister, appointed by the king; a Privy Council advises the king
election/appointment process: the monarchy is hereditary; prime minister candidate approved by House of Representatives and appointed by the king - Legislative branch
- legislature name: National Assembly (Rathhasapha)
legislative structure: bicameral - Legislative branch - lower chamber
- chamber name: House of Representatives (Saphaphuthan Ratsadon)
number of seats: 500 (all directly elected)
electoral system: mixed system
scope of elections: full renewal
term in office: 4 years
most recent election date: 5/14/2023 (House of Representatives dissolved on 12 December 2025)
parties elected and seats per party: Move Forward (151); Pheu Thai (141); Bhumjaithai (71); Palang Pracharath (40); United Thai Nation (36); Democrat Party (25); Other (36)
percentage of women in chamber: 19.6%
expected date of next election: 8 February 2026 - Legislative branch - upper chamber
- chamber name: Senate (Wuthisapha)
number of seats: 200 (all indirectly elected)
scope of elections: full renewal
term in office: 5 years
most recent election date: 6/9/2024 to 6/26/2024
percentage of women in chamber: 22.5%
expected date of next election: June 2029 - Judicial branch
- highest court(s): Supreme Court of Justice (consists of the court president, 6 vice presidents, 60-70 judges, and organized into 10 divisions); Constitutional Court (consists of the court president and 8 judges); Supreme Administrative Court (number of judges determined by Judicial Commission of the Administrative Courts)
judge selection and term of office: Supreme Court judges selected by the Judicial Commission of the Courts of Justice and approved by the monarch; judge term determined by the monarch; Constitutional Court justices - 3 judges drawn from the Supreme Court, 2 judges drawn from the Administrative Court, and 4 judge candidates selected by the Selective Committee for Judges of the Constitutional Court, and confirmed by the Senate; judges appointed by the monarch serve single 9-year terms; Supreme Administrative Court judges selected by the Judicial Commission of the Administrative Courts and appointed by the monarch; judges serve for life
subordinate courts: courts of first instance and appeals courts within both the judicial and administrative systems; military courts - Political parties
- Bhumjaithai Party or BJT (aka Phumchai Thai Party or PJT; aka Thai Pride Party) Chat Thai Phatthana Party (Thai Nation Development Party) or CTPDemocrat Party Move Forward Party or MFP (dissolved by order of the Constitutional Court, August 2024)Palang Pracharat Party (People's State Power Party) or PPRP Pheu (Puea) Thai Party (For Thais Party) or PTP Prachachat Party or PCC Prachathipat Party (Democrat Party) or DP Thai Sang Thai Party United Thai Nation (Ruam Thai Sang Chat) or UTN
- Diplomatic representation in the US
- chief of mission: Ambassador Dr. SURIYA Chindawongse (since 17 June 2024)
chancery: 1024 Wisconsin Avenue NW, Suite 401, Washington, DC 20007
telephone: [1] (202) 944-3600
FAX: [1] (202) 944-3611
email address and website: thai.wsn@thaiembdc.orghttps://washingtondc.thaiembassy.org/en/index
consulate(s) general: Chicago, Los Angeles, New York - Diplomatic representation from the US
- chief of mission: Ambassador-designate Sean O'NEILL (since 16 December 2025)
embassy: 95 Wireless Road, Bangkok 10330
mailing address: 7200 Bangkok Place, Washington DC 20521-7200
telephone: [66] 2-205-4000
FAX: [66] 2-205-4103
email address and website: acsbkk@state.govhttps://th.usembassy.gov/
consulate(s) general: Chiang Mai - International organization participation
- ADB, APEC, ARF, ASEAN, BIMSTEC, BIS, CD, CICA, CP, EAS, FAO, G-77, IAEA, IBRD, ICAO, ICC (national committees), ICRM, IDA, IFAD, IFC, IFRCS, IHO, ILO, IMF, IMO, IMSO, Interpol, IOC, IOM, IPU, ISO, ITSO, ITU, ITUC (NGOs), MIGA, NAM, OAS (observer), OIC (observer), OIF (observer), OPCW, OSCE (partner), PCA, PIF (partner), UN, UNAMID, UNCTAD, UNESCO, UNHCR, UNIDO, UNMOGIP, UNOOSA, UNOCI, UNWTO, UPU, WCO, WFTU (NGOs), WHO, WIPO, WMO, WTO
- Independence
- 1238 (traditional founding date; never colonized)
- National holiday
- Birthday of King WACHIRALONGKON, 28 July (1952)
- Flag
- description: five horizontal bands of red (top), white, blue (double-width), white, and redmeaning: red stands for the nation and the blood of life, white for religion and the purity of Buddhism, and blue for the monarchy
- National symbol(s)
- garuda (mythical half-man, half-bird figure), elephant
- National color(s)
- red, white, blue
- National coat of arms
- in 1911, King Vajiravudh (Rama VI) of Thailand officially adopted the Garuda as the national coat of arms and emblem; this mythological half-man, half-bird figure from the Hindu and Buddhist traditions is considered the vahana (vehicle) of the god Vishnu (Narayana) and was a symbol of royalty in Thailand for centuries
- National anthem(s)
- title: "Phleng Sanlasoen Phra Barami" (A Salute to the Monarch)
lyrics/music: Narisara NUWATTIWONG and King VAJIRAVUDH/Pyotr SHCHUROVSKY
history: royal anthem, played in the presence of the royal family and during certain state ceremonies - National heritage
- total World Heritage Sites: 8 (5 cultural, 3 natural)
selected World Heritage Site locales: Historic City of Ayutthaya (c); Historic Sukhothai and Associated Historic Towns (c); Thungyai-Huai Kha Khaeng Wildlife Sanctuaries (n); Ban Chiang Archaeological Site (c); Dong Phayayen-Khao Yai Forest Complex (n); Kaeng Krachan Forest Complex (n); The Ancient Town of Si Thep and its Associated Dvaravati Monuments (n); Phu Phrabat, a testimony to the Sīma stone tradition of the Dvaravati period (c)