Cognomen Rachaphatayakom (Rachaphatayakom 
) , worldwide, is a very rare last name. The family name Rachaphatayakom is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Rachaphatayakom is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rachaphatayakom | Thailand |