Cognomen Pruekthaisong (Pruekthaisong 
) , around the world, is a very rare family name. The cognomen Pruekthaisong is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pruekthaisong | Thailand |
Kittipong, Theerapat, and Theerachot