People United States of America Mary Gardner Adams Quincy peoplepill id: mary-gardner-adams-quincyMGAQ 5 views today 17 views this weekGranddaughter of U.S. president John Quincy AdamsMary Gardner Adams QuincyBiographyListsAlso ViewedListsMary Gardner Adams Quincy is in following listsBy work and/or countryNotable American PresidentsGender:Female, Born in:Years 1800 to 1849From our partnersSponsoredMary Gardner Adams Quincy