Mary Allen or Allan may also refer to:
- Mary Wood-Allen (1841âÂÂ1908), American doctor, social reformer, lecturer, and writer
- Mary Electa Allen (1858âÂÂ1941), American photographer
- Mary Allan (British academic) (1869âÂÂ1956), British academic, principal of Homerton College, Cambridge
- Mary Hayes Allen (1875âÂÂ1935), American educator
- Mary Sophia Allen (1878âÂÂ1964), Welsh-born suffragette who was an early police woman and a far right leader
- Aileen Allen (Mary Aileen Allen, 1888âÂÂ1950), American diver who competed in the 1920 Summer Olympics
- Mary Cecil Allen (1893âÂÂ1962), Australian artist, writer and lecturer
- Mary Parsons Reid Allan (1917âÂÂ2002), Scottish artist
- Mary Belle Allen (1922âÂÂ1973), American botanist and chemist
- Mary Love (Mary Ann Allen, 1943âÂÂ2013), American singer
- Mary Allen (arts administrator) (born 1951), British writer, broadcaster, arts administrator and management consultant
- Elyse Allan (Mary Elyse Allan, born 1956/7), Canadian businesswoman
- Mary Cecelia Allen, American writer and writing coach
- Mary Allen (politician), American politician from New Hampshire
See also