Mongolia's embassy in Bangkok, the Kingdom of Thailand, concurrently accredited to Myanmar. Mongolia's diplomatic missions abroad list records the post at Athenee Tower, Unit 604, 6th floor, 63 Wireless road, Lumpini, Pratumwan, Bangkok 10330, with A. Tumur as chief of mission (Consul.mn, diplomatic missions abroad list, dated 1 September 2024). His profile gives the holder in full as Tumur Amarsanaa and records him as Ambassador Extraordinary and Plenipotentiary of Mongolia to the Kingdom of Thailand. On 10 February 2026 Thailand's Minister of Foreign Affairs received his farewell call on completion of a tour of almost six years (Ministry of Foreign Affairs of Thailand, 12 February 2026).
Thailand and Mongolia marked the 50th anniversary of diplomatic relations in 2024, placing the establishment of relations in 1974 (Tumur Amarsanaa, Naadam message, Elite Plus Magazine, 10 July 2024). Cooperation runs through the Consultative Body on Bilateral Cooperation, whose founding memorandum was revised by a protocol signed in Bangkok on 15 February 2023 (Ministry of Foreign Affairs of Thailand, 15 February 2023).