Family name Thiratantisopol (Thiratantisopol 
) , across the world, is a very rare surname. The cognomen Thiratantisopol is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thiratantisopol | Thailand |
Worapon, Supaporn, and Patcharawan