Last name Hambartsoumian (Hambartsoumian 
) , in all the world, is a very rare family name. The cognomen Hambartsoumian is habitual in Belgium, where it is a very rare surname, France, where it is an extremely rare surname, and Canada. Measured by absolute frequency, this name is the most popular in the United States, Belgium, and France. Very seldom, Hambartsoumian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hambartsoumian | Belgium, United States, France, Canada |