Surname เกษรเพชร (เกษรเพชร 
, Kasornpech , Kesonphet ) , across the world, is a very rare cognomen. The family name เกษรเพชร is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, เกษรเพชร is the forename as well as the last name.