Mary Gray
Mary Gray may refer to:
Bessy Bell and Mary Gray, ballad subjects
Mary Augusta Dix Gray (1810–1881), American missionary to Nez Perce people in the Oregon Territory
Mary Gray (socialist) (1854–1941), British socialist activist and founder of the first Socialist Sunday School
Mary Caroline Gray (1819 – 1893), British author
Mary L. Gray, American anthropologist and author
Mary Tenney Gray (1833–1904), American editorial writer, philanthropist, and suffragette
Mary Sophia Gray, alternate name of Sophia Hinerangi (c. 1834–1911), New Zealand tourist guide and temperance leader
Mary W. Gray (born 1938), American mathematician
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