Surname ก้องเพชร (Kongphet 
, ก้องเพชร, Kongphech ) , in the entire world, is a rare cognomen. The surname ก้องเพชร is habitual in Thailand, where it is a rare surname, the United States, where it is an extremely rare surname, and Canada. Very seldom, ก้องเพชร is the forename as well as the last name.