Overview
Bihar is the name some sources give to the Khazar qaghan who in 732 married his daughter Tzitzak to Constantine, son of the Byzantine emperor Leo III. Baptized as Irene, she became the mother of Leo IV, called 'the Khazar'. The Byzantine sources themselves do not name her father.
Rise to Power
Nothing is recorded of his accession.
Rule and Achievements
- Sealed the Khazar–Byzantine alliance against the Umayyads with his daughter's marriage in 732
- Ruled during the last years of the Arab–Khazar wars
Legacy
The record of his reign is thin. His grandson Leo IV ruled Byzantium from 775 to 780.