These are the Russian Orthodox saints beginning with "B," with their feastdays where available:
- Barbara the great Martyr, December 4
- Barlaam of Antioch, November 19
- Barsiphanus the Great, February 6
- Bartholomew, June 11 and August 25
- Basil the Great, January 1
- Basil of the Kiev Caves, August 11
- Basil of Kineshemsk, July 29 and October 5
- Basil of Lesbos, Bright Tuesday
- Basil of Ostrog, April 29
- Basil, the fool-for-Christ-sake of Moscow
- Bassilissa the Sufferer, March 10
- Bassa, Abbess of Pskov, March 19
- Bassus
- Bede the Church Historian
- Bede the Venerable, May 26
- Benedict of Nursia, March 14
- [Benjamin of Petrograd, July 31
- Bertwald, January 9
- Bethlehem, 14,000 Infants Slain by Herod at, December 29
- Birinus, December 3
- Birstan, November 4
- Blaithmaic of Iona, January 19
- Bogolep the Young Schema-Monk, July 24
- Boris and Gleb the Passionbearers
- Bregwin, August 24
Source: http://www.gnisios.narod.ru/lives.html