Surname หงษ์เพชร (หงษ์เพชร 
, Hongphet 
, Hongpet ) , in the entire world, is a rare family name. The surname หงษ์เพชร is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, and Malaysia, where it is a very rare surname. Much less frequently, หงษ์เพชร is the forename as well as the last name.