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 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 L. Bennett (born 1942), American artist
• Mary Montgomerie Bennett (1881–1961), Australian activist
• Mary Wicks Bennett (1819–1898), American Shaker apostate and magazine editor