List of Ambassadors
| 
 1980  | 
 The Establishment of Diplomatic Relations between the Kingdom of Thailand and the State of Qatar  | 
| 
 1982 - 1986  | 
 Mr. Suvat Senivongse Na Ayuthaya Thai Ambassador to the Kingdom of Saudi Arabia (also accredited to the State of Qatar)  | 
| 
 1986 - 1988  | 
 Mr. Vibhak Bhinyoying Thai Ambassador to the Kingdom of Saudi Arabia (also accredited to the State of Qatar)  | 
| 
 1988 - 1990  | 
 Mr. Thongterm Komolsuk Thai Ambassador to the Kingdom of Saudi Arabia (also accredited to the State of Qatar)  | 
| 
 1990 - 1998  | 
 Mr. Likasit Pansomchit Thai Ambassador to the Kingdom of Saudi Arabia (also accredited to the State of Qatar)  | 
| 
 1998 - 2002  | 
 Mr. Snanchart Devahastin Na Ayudhaya Thai Ambassador to the United Arab Emirates (also accredited to the State of Qatar)  | 
| 
 2002 - 2003  | 
 Mr. Suphot Dhirakaosal Thai Ambassador to the United Arab Emirates (also accredited to the State of Qatar)  | 
| 
 2002  | 
 Establishment of Royal Thai Embassy in Doha  | 
| 
 2002 - 2003  | 
 Mr. Songwit Nipasuwan Charge d'Affaires  | 
| 
 2003 - 2007  | 
 Mr. Voravee Wirasamban Thai Ambassador to the State of Qatar  | 
| 
 2007 - 2011  | 
 Mr. Suvat Chirapant Thai Ambassador to the State of Qatar  | 
| 
 2011 - 2014  | 
 Mr. Panyarak Poolthup Thai Ambassador to the State of Qatar  | 
| 
 2014 - 2015  | 
 Mr. Piroon Laismit Thai Ambassador to the State of Qatar  | 
| 
 2016 - 2018  | 
 Mr. Soonthorn Chaiyindeepum Thai Ambassador to the State of Qatar  | 
| 
 2018 - 2022  | 
 Mr. Nathapol Khantahiran Thai Ambassador to the State of Qatar  | 
| 
 2023 - Present  | 
 Mr. Sira Swangsilpa Thai Ambassador to the State of Qatar  | 
Sunday - Thursday 7.30 - 15.30 hrs. (Consular Section 8.00 - 11.00 hrs., 14.00 - 15.00 hrs.)