Surname Thiap (Thiap 
) , in all the world, is a very rare family name. The surname Thiap is characteristic of Malaysia, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Thiap is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thiap | Thailand, India, United States, Malaysia |