Cognomen Thapia (Thapia 
) , around the globe, is a very rare surname. The family name Thapia is characteristic of Thailand, where it is a very rare surname, Malaysia, where it is an extremely rare surname, and Mexico. Measured by absolute frequency, it is the most numerous in Thailand, India, and Mexico.
| VARIANT | COUNTRY |
|---|---|
| Thapia | Thailand, Mexico, United States, Malaysia, India |