Family name รติวุฒิ (รติวุฒิ 
) , in all the world, is a very rare last name. The cognomen รติวุฒิ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, รติวุฒิ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| รติวุฒิ | Thailand |