Wacker may refer to:
- Wacker Drive
- Wacker process
- The Wackers, an American rock band
Company
- Wacker Chemie AG, Munich
- Wacker Construction Equipment AG, Munich
Sports
- VfB Admira Wacker Mödling
- Wacker Berlin
- Wacker Burghausen
- Wacker Arena, their stadium
- Wacker Leipzig
- Wacker München
- Wacker Nordhausen
- Wacker Thun
- Wacker Innsbruck
People
- Charles H. Wacker
- Frans J. Th. Wackers, Dutch nuclear cardiologist
- Jim Wacker
- Fred Wacker
- Otto Wacker