| Tzitzak | |||||
|---|---|---|---|---|---|
| Empress of the Byzantine Empire | |||||
| Tenure | 741–750 (with Anna, 741–743) | ||||
| Born | Tzitzak 8th century | ||||
| Died | c. 750 | ||||
| Spouse | Constantine V | ||||
| Issue | Leo IV the Khazar | ||||
| |||||
| Dynasty | Isaurian Dynasty | ||||
| Father | Bihar | ||||
Tzitzak (Greek: Τζιτζάκ; died c. 750), baptised Irene (Greek: Εἰρήνη, romanized: Irini), was a Khazar princess, the daughter of khagan Bihar, who became empress by marriage to Eastern Roman Emperor Constantine V (r. 741–775).[1]