Cognomen Hadzhihasan (Hadzhihasan 
) , all around the world, is a very rare family name. The family name Hadzhihasan is habitual in Bulgaria, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hadzhihasan | United States, Bulgaria |
Гаджигасан, Хаджигасан, and Хаджихасан