Cognomen Tharatha (Tharatha 
) , around the world, is a rare family name. The family name Tharatha is habitual in Thailand, where it is a rare surname, and India, where it is an extremely rare surname. Much less frequently, Tharatha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tharatha | India, Thailand |