Choonhavan is a surname. Notable people with the surname include:
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Chatichai Choonhavan
Chatichai Choonhavan ( th, ชาติชาย ชุณหะวัณ, , ; 5 April 1920 – 6 May 1998) was a Thai army officer, diplomat and politician. From 1986 to 1991, he was the chairman of the Thai Nation Party and served as the Pr ...
(1920–1998), Thai army officer, diplomat, and politician
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Kraisak Choonhavan (1947–2020), Thai politician
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Phin Choonhavan
Field Marshal Phin Choonhavan ( th, ผิน ชุณหะวัณ; ; August 14, 1891 – 26 January
1973) was a Thai military leader and Deputy Prime Minister of Thailand. Phin was a leader of several coups against the government, most nota ...
(1891–1973), Thai military leader and politician
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Thai-language surnames