William Pearce may refer to:
Entertainment William Houghton Sprague Pearce (1864–1935), American artist Bill Pearce (1926–2010), American singer and trombonist Billy Pearce (born 1951), English actor and comedian
Politics Sir William Pearce, 1st Baronet (1833–1888), British politician, Conservative MP for Glasgow Govan, 1885–1889 Sir William Pearce, 2nd Baronet (1861–1907), British politician, Conservative MP for Plymouth, 1892–1895 William Pearce (Liberal politician) (1853–1932), British politician, Liberal MP for Limehouse, 1906–1922 William Pearce (Australian politician) (1855–1922), member of the Tasmanian Parliament Bill Pearce (politician) (1894–1968), American politician in the state of Florida
Other William Pearce (civil engineer) (1848–1930), surveyor, statistician, planner and administrator in western Canada William Pearce (priest) (1744–1820), English clergyman and academic
See also Pearce (surname) Pearce baronets William Pierce (disambiguation)