Family name ราชวัลลภ (ราชวัลลภ 
, Rachawalan , Rachavan 
) , all over the world, is a very rare last name. The last name ราชวัลลภ is characteristic of Thailand, where it is a very rare surname, Malaysia, and India, where it is an extremely rare surname. More frequently, ราชวัลลภ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rachawalan, Rajchawail, ราชวัลลภ | Thailand |
| Rachavan | India, Malaysia, Thailand |
Rachwalun, Rajchawanlop, Rajwanlop, Ratchawalan, Ratchawanloop, and Ratchawanlop