Family name Chirasathit (Chirasathit 
) , throughout the world, is a very rare cognomen. The surname Chirasathit is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chirasathit | Thailand |
Itthipat, Thanaphat, Jirattikarn, and Thanatchanok