Family name Foithong (Foithong 
) , in all the world, is a rare last name. The cognomen Foithong is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, Foithong is the forename as well as the last name.
Samo, Paisarn, Jutarat, Natlisa, Verasak, Onnapha, Uraiwon, Sasikarn, Siriporn, Sumagorn, Suchitra, Anuthida, Chuanpis, Kannaporn, Kamolrat, Kullanit, Krittika, Parnphat, Peerapat, Pritsana, Piyamart, Puangsri, Kittiya, Kulanit, Khatiya, Aphinya, Salit, Sakda, Surin, Bubpa, Kasin, Phrom, Marisa, Samree, Sattar, Satter, Rattikorn, Amphika, Kornat, Phakin, Narong, Wannee, Yanisa, Umawan, Sirilak, Suparat, Sudarat, Arunruch, Amnuai, and Lakkhana