Throughout the world, Հալաջյան (Haladjian 
, Հալաջյան, Halajyan 
) is an extremely rare unknown gender given name. Much more frequently, Հալաջյան is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Haladjian | France, Argentina, United States, Lebanon, Cyprus |
| Halajyan | Estonia, Canada, United States, Greece |
| Halagian | Canada, Israel, United States |