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 | Cyprus, Lebanon, United States, Argentina, France |
| Halajyan | Greece, Canada, Estonia, United States |
| Halagian | Canada, Israel, United States |