B
- Babai the Great
- Baptism of Kievan Rus'
- Baradaeus, Jacob
- Beglopopovtsy
- Belarusian Greek Catholic Church
- Belokrinitskaya Hierarchy
- Belokrinitskoe Soglasie
- Binbirkilise
- Blachernitissa
- British Orthodox Church
- Bulgarian Orthodox Church
- Byzantine Catholic Metropolitan Church of Pittsburgh
- Byzantine Discalced Carmelites
- Byzantine Rite
Read more about this topic: Index Of Eastern Christianity-related Articles