Surname Tachejian (Tachejian 
) , in all the world, is a very rare cognomen. The surname Tachejian is characteristic of Canada, where it is a very rare surname, Venezuela, and the United States, where it is an extremely rare surname. Much less frequently, Tachejian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tachejian | Venezuela, Canada, United States |