Cognomen Khieo (Khieo 
) , in the entire world, is an extremely rare family name. The cognomen Khieo is characteristic of Thailand, where it is an extremely rare surname, and the United States. Predominantly, Khieo is the forename as well as the last name.
Anolak, Latdeng, Sipasath, Udompla, Vongsaiya, Vongsipasom, Inthirath, Sengsavang, and Souvannavong