Mary Henderson may refer to: Mary Henderson Eastman (1818–1887), American author Mary Foote Henderson (1846–1931), American author, real estate developer, and social activist Mary H. J. Henderson (1874 –1938), World War I Scottish Women's Hospital administrator, suffragist and war poet Mary Ellen Henderson, African-American educator and civil rights activist Mary Henderson (journalist), Greek-born British journalist and host See also Henderson (surname)