Surname Khumsuwan (Khumsuwan 
) , around the world, is a rare family name. The last name Khumsuwan is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Sahat, Somphong, Anchalee, Kannikar, Phenchan, Thatsana, Thouchchawan, Walanlak, Anyamanee, Chanoknat, Karunchida, Khwanchai, Teerapong, Noppakorn, Nuttharat, Khwanruean, Sukkhaphong, Benchamaporn, Sawitree, Umaporn, Witsuta, Wilawan, Artit, Arwut, Pirom, Winai, Ramida, Siriwan, Suparat, Suwimon, Kamolchanok, Suchart, Chanapa, Chalita, Chilremphol, Kulrisa, Peeraya, Poonyisa, Jaruwan, Thitima, Aphinya, and Pitchayakorn