Family name Khamkhiao (Khamkhiao 
) , around the globe, is a rare cognomen. The family name Khamkhiao is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Khamkhiao is the forename as well as the last name.
Sutat, Nutchaphon, Ratchanon, Phiraphat, Khanitchanok, Somphavone, Noppadon, Duangdao, Bounyong, Chunopphakhun, Thikhamphon, Suphasin, Nopphon, Jirawan, Kittika, Montree, Oansirika, Renuka, Aranya, Sawita, Ilada, Sangchan, and Phramaha Noppadon