Omar III of Bornu
| Omar III | |
|---|---|
| Mai of the Kanem–Bornu Empire | |
| Reign | 1625–1645 | 
| Predecessor | Ibrahim III | 
| Successor | Ali III | 
| Issue | Ali III | 
| Dynasty | Sayfawa dynasty | 
| Father | Idris III Alooma | 
| Mother | Fusam | 
Omar III (ʿUmar bin Idrīs), also called Hajj-Omar (al-Ḥājj ʿUmar), was the mai of the Kanem–Bornu Empire in 1625–1645.