Surname Kanthanat (Kanthanat 
, กัญญ์ธนัท ) , across the world, is an extremely rare family name. The surname Kanthanat is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Kanthanat is the forename as well as the last name.
Srikot, Kwansupharoek, Phromtaeng, Reuangsawang, Chaowattanawong, Kanjananan, Ruangdarakanon, Bunyaprom, Thongmonsuphasiri, Kongviriyavasin, Kittithiratham, Prasertchai, Thanatnithirot, Thanaamornkit, Keeratipiranya, Trongratanawong, Piyasakulchaichan, Chamnanya, Paalsinkulkij, Srisang, Nunsong, Mateewannakul, Mualprasitporn, Salakham, Saenroongroj, Amonjanyapan, Suthamma, Choowichean, Khumkaew, Khumkeaw, Khumduang, Kunsiphakhin, Kreemunthong, Seehanat, and Thanaboonyarit