Surname Kamonphat (กมลภัทร 
, กมลพัชร , Kamonphat ) , in all the world, is an extremely rare family name. The last name Kamonphat is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more frequently, Kamonphat is the forename as well as the last name.
Autama, Rattanasaenwong, Chiraphatsangrawee, Jiratchawanon, Kongsuwankeeree, Chuenchumphon, Sutthiprapa, Phuangphan, Sirisangchai, Warachotdechanon, Nonthasen, Thongkham, Tananchai, Bunyachit, Srisombat, Maneedang, Inadaphat, Ingkhayutwittaya, Nuengjumnong, Lertlerchachai, Promsorn, Khamuang, Sukthansirikool, Lekluan, Laoarphasuwong, Padwong, Panya-In, Kertrod, Kanghae, Thosyoken, Wongtaweepkij, and Phoemphunkittikun