Family name Tiaphet (Tiaphet 
) , globally, is a very rare surname. The last name Tiaphet is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Tiaphet is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tiaphet | Thailand |
Kunwara, Khwanchai, Nathaphan, and Phiangphrae