Cognomen Ainthep (Ainthep 
) , across the world, is a very rare family name. The family name Ainthep is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ainthep | Thailand |
Aphisit, Phisanu, Wassana, Khwanjai, and Sakonlawat