Last name Pongchang (Pongchang 
) , across the world, is a very rare cognomen. The surname Pongchang is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Pongchang is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pongchang | Thailand, India |