Cognomen Kumuang (Kumuang 
) , throughout the world, is a rare last name. The cognomen Kumuang is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Supit, Patchamon, Benjaporn, Chaweewan, Chanyanut, Aukaradet, Yaowamal, Tharinee, Phitsanu, Prajubduangsai, Kanyavee, Kanchana, Kantavit, Kantawit, Chanapon, Vilaiporn, Soontorn, Saknarin, Werapot, Tanatat, Jutarat, Boonsom, Chumpol, Atchima, Yindee, Phusit, Paisal, Wirat, Waree, Thana, Kanda, Surachai, and Pornpruetikorn