Family name Ambarzoumian (Ambarzoumian 
) , across the world, is an extremely rare last name. The cognomen Ambarzoumian is habitual in Northern America, particularly the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ambarzoumian | United States |
Амбарзумиан, and Амбарзумян