Surname ราชฤทัย (Rachruthai 
, ราชฤทัย ) , globally, is a very rare last name. The cognomen ราชฤทัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, ราชฤทัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rachruthai, ราชฤทัย | Thailand |