William Cumming may refer to:
William Cumming (Continental Congress) (1724–1797), American lawyer, Continental Congressman for North Carolina William Cumming (colonel) (1786–1863), American soldier and planter from Augusta, Georgia William Skeoch Cumming (1864–1929), Scottish watercolourist William Cumming (politician) (1886–1951), Australian politician William Cumming (artist) (1917–2010), American artist
See also William Cumming Henley (1860–1919), English collector and scientist William Cuming (1769–1852), Irish painter William Cummings (disambiguation)