Mary French

Mary French may refer to:


 * Mary Billings French (1869–1951), American heiress and society figure
 * Mary French Rockefeller (1910–1997), American heiress, socialite, and philanthropist
 * Mary French (attorney), American attorney
 * May French Sheldon (1847–1936), née Mary French, American author and explorer
 * Mary Mel French (born 1938), United States Chief of Protocol