Biri IV (Biri bin Dunama) was briefly mai (ruler) of the KanemâÂÂBornu Empire in the mid-15th century, ruling approximately 1444âÂÂ1445. Biri ruled during the "Era of Instability", a chaotic period of internal and external conflict in the empire.
Biri was the son of a mai named Dunama, probably Dunama IV. Biri became mai in the mid-15th century, after his predecessor Kade III had been defeated by the rival claimant Dunama V Ahmad. Biri ruled only briefly before he was succeeded by Dunama V Ahmad.