Surname Obaj (Obaj 
) , around the globe, is a rare family name. The surname Obaj is habitual in Sudan, where it is a rare surname, Argentina, where it is a very rare surname, and Nigeria, where it is an extremely rare surname. Likewise, Obaj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Obaj | India, Argentina, United States, Nigeria, Sudan |