Cognomen Khamkhum (Khamkhum ) , worldwide, is a very rare surname. The cognomen Khamkhum is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Хамхум
Jambo, Wirote, Thauaon, Thitima, Wisakorn, Kannikar, Thongkham, Wilasinee, and Phonphimon