Patriarch Cyril
- Cyril I of Moscow
- Cyril III of Alexandria
- Cyril IX Moghabghab
- Cyril Lucaris
- Cyril V Zaim
- Cyril VI Tanas
- Cyril VII Siaj
- Cyril VIII Jaha
- Cyril of Bulgaria
- Patriarch Cyril I of Alexandria
- Patriarch Cyril II of Alexandria
- Patriarch Cyril II of Jerusalem
- Patriarch Cyril of Constantinople (disambiguation)
- Patriarch Kirilo (disambiguation)
- Pope Cyril II of Alexandria
- Pope Cyril VI of Alexandria