Wilhelm Mayer
Wilhelm Mayer may refer to:
- Wilhelm Mayer (General) (1886–1950), German General in the Luftwaffe
- Wilhelm Mayer (politician) (1874–1923), German politician (Center, BVP)
- Wilhelm Mayer (composer) (1831–1898)
- Wilhelm Mayer (fighter pilot) (1917–1945), German World War II Luftwaffe ace