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 Bennett Peterson (?–2011), American author and lobbyist Mary Bennett Ritter (1860–1949), American physician, and advocate for women's rights and public health issues Mary E. Bennett (1813 – 1899), British novelist 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 Mary Bennet, a character from Pride and Prejudice and the protagonist of The Other Bennet Sister.