Last name Hambartsumjan (Hambartsumjan, Хамбартсумян 
) , all around the world, is a very rare cognomen. The surname Hambartsumjan is characteristic of Eastern Europe, particularly Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Хамбартсумян | Russia |
Гамбарцумян, and Хамбарцумян