Cognomen Piengpen (Piengpen 
) , around the globe, is an extremely rare surname. The cognomen Piengpen is characteristic of Malaysia, where it is a very rare surname, and the United States, where it is an extremely rare surname. More prevalently, Piengpen is the forename as well as the last name.
Lim, Phacharasuwansiri, Suwannapong, Hirunburana, Pattalung, Chirapuntu, Chaowalit, Wongbubpha, Williams, Vibulyaseka, Hongnark, Tungsirisuteekul, Athikiad, Thisoda, Rodphol, Rakjing, Prammaeklong, Butkatanyoo, Siebthavilkul, Wannuvas, Nasuan, Limkaweeratanawatee, Raffin, Namwong, and Wuttisathien