Cognomen Тер-Гукасьян (Тер-Гукасьян 
) , globally, is an extremely rare last name. The surname Тер-Гукасьян is characteristic of Eastern Europe, particularly Ukraine, where it is a very rare surname. Parts of the name also exists independently as a first name Тер, and a last name Гукасьян.
| VARIANT | COUNTRY |
|---|---|
| Тер-Гукасьян | Ukraine |