Bir IV

Biri IV (Biri bin Dunama ) was briefly mai (ruler) of the Kanem–Bornu Empire in the mid-15th century, ruling approximately 1444–1445. (Biri is omitted in the 19th–20th century king lists (girgams) published by Barth, Palmer, and Urvoy.) Nachtigal and Landeroin both assign Biri a 6-year reign. and Stewart. Cohen (1966) assigned Biri a reign of a single year without comment, contradicting Nachtigal and Landeroin's lists. Biri became mai in the mid-15th century, Biri ruled only briefly before he was succeeded by Dunama V Ahmad.