In the world, ไฟซัน (ไฟซัน 
) is a very rare principally boy's, but very infrequently female given name. The given name ไฟซัน is habitual in South-eastern Asia, particularly Thailand, where it is a very rare predominantly boy's, but very seldom girly name.
| VARIANT | COUNTRY |
|---|---|
| ไฟซัน | Thailand |