B93 may refer to:
- Sicilian Defence, Najdorf Variation, Encyclopaedia of Chess Openings code
- B93, a postcode district in the B postcode area
- Bundesstraße 93, a German road
- Gurktal Straße, an Austrian road
- The on-air brand name of numerous radio stations, including:
- CFOB-FM, Fort Frances, Ontario
- CJBZ-FM, Lethbridge, Alberta
- KBRK-FM, Brookings, South Dakota
- KBTS-FM, Austin, Texas (former incarnation)
- KOSO, Modesto, California
- KZBT, Midland, Texas
- WBCT-FM, Grand Rapids, Michigan
- WBFM, Sheboygan, Wisconsin
- WCYE, Rhinelander, Wisconsin
- WFBC-FM, Greenville, South Carolina
- WYAB, Jackson, Mississippi (on 103.9 FM since August 28, 2008; former incarnation as it later rebranded as 103-9 WYAB)
B.93 may refer to :
- Boldklubben 1893, Danish football club