Globally, รังสิวุฒ (รังสิวุฒ 
) is a very rare mostly boy's, but infrequently feminine given name. The forename รังสิวุฒ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare mostly masculine, but infrequently feminine name.
| VARIANT | COUNTRY |
|---|---|
| รังสิวุฒ | Thailand |