Mary Aiken may refer to:
People Mary Aiken Littauer (1912–2005), American horse expert Mary Aiken (psychologist), Irish cyber psychologist, and inspiration for the CSI: Cyber character Avery Ryan Mary Hoover Aiken (1905–1992), American painter Mary Morlan Aiken, birth name of Mo Isom (born 1989), American former soccer player
Fictional characters Mary Aiken, in the 1977 US comedy film Andy Warhol's Bad, played by Susan Tyrrell
See also Loretta Mary Aiken (1894–1975), American standup comedian