Last name Darathai (Darathai 
) , all around the world, is a very rare surname. The surname Darathai is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, Darathai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Darathai | India, Thailand |
Orasa, and Natthapong