Cognomen Thotsaphairin (Thotsaphairin 
) , in the entire world, is a very rare family name. The cognomen Thotsaphairin is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thotsaphairin | Thailand |
Panida, and Jungkanipha