# List of ambassadors of Thailand to the United States

The Thai Ambassador in Washington, D.C. is the official representative of the Royal Thai Government in Bangkok to the Government of the United States. The position is held by Suriya Chindawongse.

## List of representatives

| Agrément/designated | Diplomatic accreditation | Ambassador | Thai name | Observations | List of prime ministers of Thailand | List of presidents of the United States | Term end |
| November 1, 1893 | | Phra Suriya Nuvatr | พระสุริยานุรัตน์ | Chargé d'affaires After the Paknam incident he was sent from London to Washington, D.C. to search for Arbitration in the Franco-Siamese crisis, Listed as SIAM, | Chulalongkorn | Grover Cleveland | |
| April 1, 1894 | | | | Legation replaced | Chulalongkorn | Grover Cleveland | June 1, 1894 |
| June 2, 1894 | | Marquis de Maha Yotha | | Envoy Extraordinary and Minister Plenipotentiary | Chulalongkorn | Grover Cleveland | |
| August 1, 1895 | | | | Legation replaced | Chulalongkorn | Grover Cleveland | December 1, 1898 |
| November 12, 1898 | | Visuddha Suriyasakti | | In 1903 he was Thai Ambassador to the United Kingdom, 1903: M. Phya Visuddha Suriyasakti, Son Envoyé extraordinaire et Ministre plénipotentiaire à la Haye et à Londres. Phya means Marquis | Chulalongkorn | William McKinley | |
| December 1, 1899 | April 16, 1900 | Phya Prasiddhi | | with residence in London. Thai Ambassador to the United Kingdom | Chulalongkorn | William McKinley | |
| December 13, 1901 | | Akharaj Varadhara | | Phya =Marquis de | Chulalongkorn | Theodore Roosevelt | |
| May 22, 1912 | | Prince Traidos Prabandh | | In 1927 he headed the Ministry of Foreign Affairs (Thailand) | Vajiravudh | William Howard Taft | |
| December 8, 1913 | | Phya Prabha Karavongse | | | Vajiravudh | Woodrow Wilson | |
| May 26, 1921 | May 26, 1921 | Sanpakitch Preencha [es] | พระยาสรรพกิจปรีชา | Chargé d'affaires | Vajiravudh | Warren G. Harding | |
| April 27, 1923 | | Phya Buri Navarasth | พญาบุรีนวรัฐ | (Died February 7, 1926) | Vajiravudh | Calvin Coolidge | |
| February 8, 1926 | | Pra Sundara Vachana | | Chargé d'affaires | Prajadhipok | Calvin Coolidge | |
| October 15, 1926 | | Phya Vijitavongs | พลโทพญาวิจัชวงศ์ | Lt. Gen. | Prajadhipok | Calvin Coolidge | |
| May 29, 1929 | | Prince Amoradat Kridakara | พลเอกเจ้าอาวาสรามาธิบดี | Maj. Gen. | Prajadhipok | Herbert C. Hoover | |
| January 5, 1932 | | Phya Subarn Sompati | | | Phraya Manopakorn Nititada | Herbert C. Hoover | |
| April 11, 1933 | | Prince Pridi Debyabongs Devakula | พลตรี หม่อมเจ้าปรีดิเทพย์พงศ์ เทวกุล | From 1930 to 1931 he was Thai Ambassador to Germany | Phraya Phahon Phonphayuhasena | Franklin D. Roosevelt | |
| August 15, 1935 | August 21, 1935 | Phya Abhibal Rajamaitri | | (* March 7, 1885 in Bangkok) Son of Chao Phya Surawongs and Yai Bunnag. 1901–1904 studied at Malvern College, England. 1909 Bachelor of Laws, King's College, Cambridge, England. 1910 Barrister-at-law, Inner Temple, London, England. 1915 Teru. Barrister-at-law, Siam. From 1930 to 1932 he was Thai Ambassador to Italy, Envoy Extraordinary anu Minister Plenipotentiary of Siam to Rome. From 1 September 1933 – 22 September 1934 he was State councillor of Siam for foreign affairs, while Tom Bunnag was Foreign minister. In 1935 he became Envoy Extraordinary anu Minister Plenipotentiary of Siam to Washington, D.C. From 1933 to 1935 he was Member Assembly of People's Representatives. From July 8, 1948, to May 15, 1958, he was Thai Ambassador to China. | Phraya Phahon Phonphayuhasena | Franklin D. Roosevelt | June 24, 1940 |
| August 1, 1939 | | | | Listed as THAILAND | Phibul Songkhram | Franklin D. Roosevelt | |
| June 18, 1940 | June 24, 1940 | Seni Pramoj | th:หม่อมราชวงศ์เสนีย์ ปราโมช | October 1945Listed as SIAM | Phibul Songkhram | Franklin D. Roosevelt | |
| January 16, 1949 | | Thanat Khoman | | Chargé d'affaires | Phibul Songkhram | Harry S. Truman | |
| March 26, 1947 | | | | Legation raised to Embassy, Effective date of elevation of Mission was date of President's approval of agreement. | Kuang Abhayawongse | Harry S. Truman | |
| April 14, 1947 | April 18, 1947 | Wan Waithayakon | th:พระเจ้าวรวงศ์เธอ พระองค์เจ้าวรรณไวทยากร กรมหมื่นนราธิปพงศ์ประพันธ์ | | Kuang Abhayawongse | Harry S. Truman | |
| November 8, 1947 | | | | relations served after the Siamese coup d'état of 1947 | Kuang Abhayawongse | Harry S. Truman | March 6, 1948 |
| June 5, 1952 | June 12, 1952 | Pote Sarasin | th:พจน์ สารสิน | | Phibul Songkhram | Harry S. Truman | |
| September 10, 1947 | October 14, 1957 | Thanat Khoman | th:ถนัด คอมันตร์ | | Kuang Abhayawongse | Harry S. Truman | |
| May 12, 1959 | June 1, 1959 | Visutr Arthayukti | | September 18, 1958 nine days after a riot in Bangkok concerning the Preah Vihear Temple, Thailand's deputy foreign minister Visutr Arthayukti told U. Alexis Johnson, the US ambassador in Bangkok, that the Thai government had word from the South Vietnamese that a "coup to overthrow Norodom Sihanouk would shortly take place. December 19, 1963 he was Thai Ambassador to Sweden. | Sarit Dhanarajata | Dwight D. Eisenhower | |
| October 29, 1963 | December 19, 1963 | Sukich Nimmanheminda | | | Thanom Kittikachorn | Lyndon B. Johnson | |
| December 20, 1967 | January 19, 1968 | Bunchana Atthakor | | | Thanom Kittikachorn | Lyndon B. Johnson | |
| September 16, 1969 | October 10, 1969 | Sunthorn Hongladarom [de] | th:สุนทร หงส์ลดารมภ์ | | Thanom Kittikachorn | Richard Nixon | |
| September 13, 1972 | October 2, 1972 | Anand Panyarachun | th:อานันท์ ปันยารชุน | | Thanom Kittikachorn | Richard Nixon | |
| January 19, 1976 | February 9, 1976 | Upadit Pachariyangkun [fr] | th:อุปดิศร์ ปาจรียางกูร | | Seni Pramoj | Gerald Ford | |
| October 22, 1976 | | Sukho Suwansiri | | Chargé d'affaires | Seni Pramoj | Gerald Ford | |
| April 26, 1977 | May 13, 1977 | Arun Panupong | อรุณ ภาณุพงศ์ | | Kriangsak Chomanan | Jimmy Carter | |
| January 17, 1978 | | Sukho Suwansiri | | Chargé d'affaires | Kriangsak Chomanan | Jimmy Carter | |
| July 24, 1978 | August 2, 1978 | Klos Visessurakarn | | | Kriangsak Chomanan | Jimmy Carter | |
| June 26, 1980 | August 22, 1980 | Prok Amaranand | | | Prem Tinsulanonda | Jimmy Carter | |
| November 9, 1982 | November 22, 1982 | Kasem S. Kasemsri [de] | th:หม่อมราชวงศ์เกษมสโมสร เกษมศรี | Kasemsamosorn Kasemsri | Prem Tinsulanonda | Ronald Reagan | |
| September 30, 1985 | November 24, 1985 | Arsa Sarasin | th:อาสา สารสิน | | Prem Tinsulanonda | Ronald Reagan | |
| April 13, 1988 | July 5, 1988 | Vitthya Vejjajiva | | | Chatichai Choonhavan | Ronald Reagan | |
| May 23, 1991 | June 11, 1991 | Birabhongse Kasemsri | th:หม่อมหลวงพีระพงศ์ เกษมศรี | | Anand Panyarachun | George H. W. Bush | |
| June 23, 1994 | | Manaspas Xuto | มนัสพาสน์ ชูโต | | Suchinda Kraprayoon | Bill Clinton | |
| January 25, 1996 | February 6, 1996 | Nitya Pibulsonggram | th:นิตย์ พิบูลสงคราม | | Chavalit Yongchaiyudh | Bill Clinton | |
| April 7, 2000 | June 14, 2000 | Tej Bunnag | th:เตซ บุนนาค | | Chuan Leekpai | Bill Clinton | |
| November 27, 2001 | December 12, 2001 | Sakthip Krairiksh | ศักดิ์ทิพย์ ไกรฤกษ์ | | Thaksin Shinawatra | George W. Bush | |
| July 12, 2004 | July 15, 2004 | Kasit Piromya | th:กษิต ภิรมย์ | | Thaksin Shinawatra | George W. Bush | |
| February 10, 2006 | March 13, 2006 | Virasakdi Futrakul | th:วีระศักดิ์ ฟูตระกูล | | Surayud Chulanont | George W. Bush | |
| April 26, 2007 | July 25, 2007 | Krit Garnjana Goonchorn | th:กฤษณ์ กาญจนกุญชร | | Surayud Chulanont | George W. Bush | |
| July 17, 2009 | July 20, 2009 | Don Pramudwinai | th:ดอน ปรมัตถ์วินัย | | Samak Sundaravej | Barack Obama | |
| December 6, 2010 | December 7, 2010 | Kittiphong Na Ranong | th:กิตติพงษ์ ณ ระนอง | | Samak Sundaravej | Barack Obama | |
| April 18, 2012 | May 2, 2012 | Chaiyong Satjipanon | th:ชัยยงค์ สัจจิพานนท์ | | Yingluck Shinawatra | Barack Obama | |
| October 25, 2013 | December 3, 2013 | Vijavat Isarabhakdi | th:วิชาวัฒน์ อิศรภักดี | | Yingluck Shinawatra | Barack Obama | May 7, 2014 |
| February 18, 2015 | February 23, 2015 | Pisan Manawapat | พิศาล มาณวพัฒน์ | | Prayut Chan-o-cha | Barack Obama | August 22, 2023 |
| June 2018 | | Virachai Plasai | th:วีรชัย พลาศรัย | Died March 16, 2019 | Prayut Chan-o-cha | Donald Trump | March 16, 2019 |
| August 2019 | January 6, 2021 | Thani Thongphakdi | ธานี ทองภักดี | | Prayut Chan-o-cha | Donald Trump | September 2020 |
| 2021 | | Manasvi Srisodapol | มนัสวี ศรีโสดาพล | | Prayut Chan-o-cha | Joe Biden | September 2022 |
| November 2022 | December 12, 2022 | Tanee Sangrat | ธานี แสงรัตน์ | | Prayut Chan-o-cha Srettha Tavisin | Joe Biden | May 2024 |
| June 2024 | June 17th, 2024 | Suriya Chindawongse | สุริยา จินดาวงษ์ | | Srettha Tavisin Paetongtarn Shinawatra | Joe Biden | |
38°54′12″N 77°03′47″W﻿ / ﻿38.903333°N 77.063056°W﻿ / 38.903333; -77.063056
* United States–Thailand relations