WBA may refer to:

  • Warner Bros. Animation
  • West Bromwich Albion F.C., an English professional football team
  • Western Band Association, a circuit for high school marching bands in California
  • Williams Boag architects
  • World Basketball Association, a professional basketball league based in the southeastern United States
  • World Boxing Association, an international organization of professional boxing
  • Why-Because analysis, a method of accident analysis
  • WWBA, an American radio station serving the Tampa Bay, Florida, area
  • WBA, a Women's Professional basketball league (1992-1995)
  • the ICAO airline code for Finnish Commuter Airlines