Family name รุจิราวรรณ (รุจิราวรรณ 
, Rujirawan , Ruchirawan 
) , around the world, is a rare cognomen. The surname รุจิราวรรณ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Also, รุจิราวรรณ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| รุจิราวรรณ, Rujirawan | Thailand |
| Ruchirawan | United States, Thailand |
Rujiralawan, Rujiravan, and Rujirawarn