Surname Songsangthong (Songsangthong 
) , in the world, is a very rare last name. The last name Songsangthong is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Songsangthong | Thailand |
Panuvat, Chanidapa, and Phattharaphan