Last name Tavadian (Тавадян 
, Тавадьян , Tavadian 
) , all over the world, is a rare cognomen. The surname Tavadian is characteristic of Russia, where it is a rare surname, Kazakhstan, where it is a very rare surname, and Ukraine. Also, Tavadian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Тавадян | Ukraine, Armenia, Kazakhstan, Russia |
| Тавадьян | Ukraine, Russia |
| Tavadian | Canada, United Kingdom |
| alexandre tavadian |
|