B
- The B-52's
- Baby Ford (Sire/Warner Bros.)
- Bad Brains (Maverick/Warner Bros.)
- Badfinger
- David Ball (Warner Bros. Nashville)
- Bandana (Warner Bros. Nashville)
- The Bantams
- Barenaked Ladies (Reprise/Warner Bros.)
- Battlecat (Maverick/Warner Bros.)
- Baxter (Maverick/Warner Bros.)
- The Beau Brummels
- Beaver & Krause
- Bee Gees
- The Bellamy Brothers (Curb/Warner Bros. Nashville)
- George Benson
- Frankie Beverly
- Biohazard
- Biz Markie (Cold Chillin'/Warner Bros.)
- Black Sabbath (US & Canada)
- B.M.O.C (Sire/Warner Bros.)
- Body Count (Sire/Warner Bros.)
- Graham Bond
- Boom Crash Opera
- Debby Boone
- Bootsy's Rubber Band
- David Bowie
- Brougham
- Bronx Style Bob (Sire/Warner Bros.)
- Chad Brock (Warner Bros. Nashville)
- Anthony Farr
- Jocelyn Brown
- Julie Brown (Sire/Warner Bros.)
- Shannon Brown (Warner Bros. Nashville)
- Tim Buckley
- Harold Budd (Opal/Warner Bros.)
- Bulletboys
- Burning Spear (Slash/Warner Bros.)
- Da Bush Babees
- Edd Byrnes
Read more about this topic: List Of Former Warner Bros. Records Artists