Family name Tarnin (Tarnin 
) , in the world, is a very rare surname. The surname Tarnin is habitual in Indonesia, where it is a very rare surname, Israel, and the United States, where it is an extremely rare surname. Very seldom, Tarnin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tarnin | India, Israel, United States, Indonesia, Thailand |