Cognomen Тер-Гукасян (Тер-Гукасян 
) , in the world, is a very rare family name. The surname Тер-Гукасян is habitual in Eastern Europe, particularly Ukraine, where it is a very rare surname, and Russia. Parts of the name also exists independently as a first name Тер, and a last name Гукасян.
| VARIANT | COUNTRY |
|---|---|
| Тер-Гукасян | Ukraine, Russia |