Cognomen Ratpitak (Ratpitak 
) , around the world, is a very rare last name. The family name Ratpitak is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, Ratpitak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ratpitak | Thailand |
Seksan, Aunchalika, and Pongnawat