William Becker may refer to:
William D. Becker (1876–1943), American politician and 39th mayor of St. Louis, Missouri William J. Becker (1927–2015), American theater critic and film studio executive (Janus Films) William W. Becker (1921–2007), American creator of the Motel 6 concept William H. Becker (1909–1992), U.S. federal judge
See also Wilhelm Adolf Becker (1796–1846), German archaeologist