Family name ราชภูมิ (ราชภูมิ 
, Ratchaphoom , Rachaphoom ) , around the world, is a very rare cognomen. The surname ราชภูมิ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, ราชภูมิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ราชภูมิ, Ratchaphoom, Rachaphoom | Thailand |
Rachatapoom, Rachpoom, Rajapoom, Ratchabhumi, Ratchaphoomad, Ratchaphume, and Rathphum