Surname Pongkarn (Pongkarn 
, พงศ์กาญจน์ ) , in all the world, is a very rare last name. The cognomen Pongkarn is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, Pongkarn is the forename as well as the last name.
Warin, Thangtrakul, Kositthamanun, Charoenphol, Jirachanakul, Duangmanee, Kosittammanun, Kositthammanun, Chokjarunate, Champacheen, Prasitpat, Kusaranukun, Kosittamanun, Sanjaiwoot, Wikornminsakul, Intharit, Hongskul, Nummuang, Munyoo, Kochai, Sirorat, Chakthranont, Pongkun, Pontana, Soonthornchai, Nummaung, Boonsema, Kasiphan, Pottasak, Deeboonmee, Danaijintarat, Tangkajivangkoon, Apaisuwan, and Kanjanawattana