Family name Chemanasiri (Chemanasiri 
) , in the world, is a very rare surname. The surname Chemanasiri is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chemanasiri | Thailand |
Ms, Sriwan, Apiphu, Passakorn, and Pongsakorn