Surname Khumsuk (Khumsuk 
) , in the entire world, is a rare last name. The cognomen Khumsuk is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, Khumsuk is the forename as well as the last name.
Vaja, Chotiwan, Bannasit, Kanchana, Panotcharut, Prachpiya, Pichamon, Piyaporn, Piyahatai, Phimpisa, Rapeepun, Rungkran, Tanwarat, Thidarat, Natsamon, Issarawut, Oranicha, Krantarat, Thassanee, Teerachet, Natthapat, Natchaporn, Achiraya, Sorrawit, Supisara, Sinaporn, Sunee, Kirds, Waree, Arunee, Aiyara, Parani, Prapai, Narong, Sansala, Silarat, Khamonphan, Sunrunethai, Sorasak, Annthikarn, Paranee, Pattiya, Pranotcharut, Porntip, Piyawit, Darunee, Nantiya, Saknarin, Sunruethai, and Natchaphon