Family name Phuangsuwan (Phuangsuwan 
) , worldwide, is a rare surname. The cognomen Phuangsuwan is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
Amnat, Nanthida, Namkhang, Nawabhat, Nichanan, Wisanlaya, Suphachai, Supitsara, Teerayut, Chanathip, Chammaree, Chawalwit, Boonyarit, Pantharee, Peerapong, Chaiyaphol, Laksamikan, Chanprapha, Phalakon, Pornchai, Penpisut, Panor, Sinual, Surach, Sukhon, Penpim, Surasak, Parinya, Patchai, Patyort, Pithita, Nattida, Nonglak, Surapong, Supaporn, Chalalai, Busabong, Korrakot, Natchaphon, and Phattharawadee