Mary Campbell Mossell Griffin (October 11, 1882 – June 4, 1968) was an American writer, clubwoman, and suffragist based in Philadelphia.
[2] She came from an unusually well-educated family: Her father was the first African-American graduate of the University of Pennsylvania School of Medicine, and a prominent member of Philadelphia's medical community.
Her uncle Aaron Albert Mossell II was the first African-American from the University of Pennsylvania School of Law.
Her first cousin Sadie Tanner Mossell was the first African-American woman to earn a Ph.D. in the United States, also at the University of Pennsylvania.
In 1934, she led a successful campaign to employ black clerks at an open air produce market in Philadelphia.
[13] In 1936, Mary Mossell Griffin ran for a seat on Philadelphia's 7th Ward executive committee.