Family name Phaosiri (Phaosiri 
) , in the entire world, is a very rare surname. The surname Phaosiri is habitual in Norway, where it is a very rare surname, Thailand, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Phaosiri | Norway, United States, Thailand |
| chanokbhorn phaosiri researcher |
|