Family name Wamsing (Wamsing 
) , across the world, is a very rare surname. The surname Wamsing is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, Wamsing is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wamsing | India, Thailand |
Napawan, Wutikrai, Kultawat, Juthaporn, Theerachai, and Chamaiporn