Unions for professional athletes include the National Football League Players Association, the Major League Baseball Players Association, and the National Basketball Players Association.
- Aerobics Instructors and Fitness Trainers
- Athletic Directors
- Bicycle Mechanics
- E-Sports Coaches
- E-Sports Professionals
- Exercise Physiologists
- Fitness Directors
- Health Club Owners and Managers
- Jockeys
- Personal Trainers
- Professional Athletes, Individual Sports
- Race Car Drivers
- Recreation Workers
- Ski Resort Workers
- Sports Agents
- Sports Broadcasters and Announcers
- Sports Engineers
- Sports Equipment Managers
- Sports Executives
- Sports Facility Managers
- Sports Instructors and Coaches
- Sports Photographers
- Sports Physicians
- Sports Psychologists
- Sports Publicists
- Sports Scouts
- Sports Trainers
- Sportswriters
- Stadium Ushers and Vendors
- Strength and Conditioning Coaches
- Talent Agents and Scouts
- Umpires and Referees