Cognomen Тер-Галстян (Тер-Галстян 
) , all around the world, is an extremely rare family name. The surname Тер-Галстян is characteristic of Eastern Europe, particularly Russia, where it is an extremely rare surname. Likewise, Тер-Галстян is the forename as well as the last name. Parts of the name also exists independently as a first name Тер, and a first name Галстян.
| VARIANT | COUNTRY |
|---|---|
| Тер-Галстян | Armenia, Russia |
Ter-Galstian, and Ter-Galstyan