Family name Supphakarn (Supphakarn 
) , in all the world, is an extremely rare last name. The cognomen Supphakarn is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Supphakarn is the forename as well as the last name.
Chino, Jamsai, Saeaung, Chaisuk, Bamrung, Paothong, Jamjarus, Wongkaew, Soontornsutjarit, and Boonprasirt