Last name วนาโรจน์ (Vannarot 
, Wanarot , วนาโรจน์ ) , throughout the world, is a rare surname. The surname วนาโรจน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, วนาโรจน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| วนาโรจน์, Wanarot, Vannarot | Thailand |