Family name รัชนาภรณ์ (รัชนาภรณ์ 
, Ratchanaporn , Ratchanaphon ) , all around the world, is a very rare last name. The family name รัชนาภรณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, รัชนาภรณ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ratchanaphon, รัชนาภรณ์, Ratchanaporn | Thailand |