Cognomen Pongdet (พงษ์เดช 
, Pongdet 
) , globally, is a rare surname. The surname Pongdet is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. More frequently, Pongdet is the forename as well as the last name.
Arwut, Wipasuramonton, Hussadisavee, Techaveerapong, Sawetchana, Mamuengkol, Thongrat, Thongtan, Duangkae, Promijit, Pankeeree, Khamklai, Tongrat, Jaitong, Prommijit, Kokpong, Arromdee, Sosansa, Sangpun, Somjak, Sriboonrurd, and Kunasaraphun