Mary Foy may refer to:

• Mary Foy (librarian) (1862–1962), first woman head librarian of the Los Angeles Public Library
• Mary Lou Foy (born 1944), American photojournalist
• Mary Foy (politician), British Labour Party politician, MP for the City of Durham since 2019

Topics referred to by the same termThis disambiguation page lists articles about people with the same name.
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