Family name Polpoj (Polpoj 
) , all around the world, is an extremely rare last name. The last name Polpoj is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Polpoj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Polpoj | Thailand |
Li Ak Wancharoen, Nilsongkror, Liakwancharoenn, Sukkhieworn, Promkongbun, Pornchewangkul, and Rueangkitchaikun