Family name Oamphon (Oamphon 
) , all over the world, is an extremely rare cognomen. Much more prevalently, Oamphon is the forename as well as the last name.
Samot, Phimphasaeng, Kitphithak, Chotmanee, Thongpod, Saengsuk, Samarngnet, Roilikhitkun, Buranachiwa, Pliansi, Suepyat, Saeyang, Krodsrimai, Kantha, Suksai, Sitthi, Oonluea, Cheasoa, and Janthamongkhon