Surname Хаджи-Умар (Хаджи-Умар 
) , throughout the world, is an extremely rare cognomen. Much more prevalently, Хаджи-Умар is the forename as well as the last name. Parts of the name also exists independently as a last name Хаджи, and a first name Умар.
| VARIANT | COUNTRY |
|---|---|
| Хаджи-Умар | Kyrgyzstan, Kazakhstan |