Family name Phakkhamon (Phakkhamon 
) , in the entire world, is an extremely rare last name. The last name Phakkhamon is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, Phakkhamon is the forename as well as the last name.
Srioon, Jomrat, Somwong, Kaewket, Thongma, Sukarpharat, Karachan, Khotkham, Patsawejerachot, Pornchai, Srichaidetkun, and Pongpimai