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Worldwide, Trdatyan (Трдатян
, Trdatyan
, Трдатьян
) is an extremely rare unknown gender forename. More frequently, Trdatyan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Трдатян | Ukraine, Russia, Armenia |
| Trdatyan | Canada, Armenia, United States |
| Трдатьян | Ukraine, Russia |
| Трдатиан | Russia |