William Stern

William Stern may refer to:
 * William Stern (businessman) (1935–2020), owner of the British Stern Group of companies
 * William Stern (psychologist) (1871–1938), German psychologist and philosopher
 * William Stern, father of American surrogate child Baby M
 * William Joseph Stern (1891–1965), physicist and jet engine developer
 * William M. Stern, rabbi at Temple Sinai in Oakland, California
 * Bill Stern (1907–1971), American actor and sportscaster