Mary Bennett

Mary Bennett may refer to:
 * Mary Bennett (academic) (1913–2005), British academic, principal of St Hilda's College, Oxford
 * Mary Bennett (lighthouse keeper) (1816–1885), lighthouse keeper in New Zealand
 * Mary L. Bennett (born 1942), American artist
 * Mary Montgomerie Bennett (1881–1961), Australian activist
 * Mary Wicks Bennett (1819–1898), American Shaker apostate and magazine editor