Surname Torehan (Торехан 
, Torehan 
) , in the world, is a very rare last name. The last name Torehan is habitual in Armenia, where it is a rare surname, Kazakhstan, and Russia, where it is an extremely rare surname. Much more frequently, Torehan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Торехан | Russia, Kazakhstan, Armenia, Azerbaijan |
| Torehan | United States, Kazakhstan, Turkey, United Kingdom |