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