William Beattie may refer to:
William Beattie (physician) (1793–1875), Scottish physician and poet William Beattie (politician) (1942–2025), Northern Irish minister and Unionist politician Bill Beattie (Australian politician) (1912–2006), Australian politician Billy Beattie (William Lindsay Beattie, 1889–1917), Scottish rugby league footballer of the 1910s William George Beattie (1841–1918), English locomotive engineer William John Beattie (born 1941/2), founder and former leader of the Canadian Nazi Party William Hamilton Beattie (1842–1898), Scottish architect William Francis Beattie (1886–1918), Scottish sculptor William Beattie (photographer) (1864–1931), New Zealand photographer Bill Beattie (photographer) (1902–1991), New Zealand photographer
See also William Beatty (disambiguation)