Mary Winslow

• Mary Winslow, wife of John Sibley (doctor)
• Mary Blythe Winslow, sponsor of the USS Winslow
• Mary Chilton, or Mary Chilton Winslow after marriage
• Mary Matilda Winslow, first Black Canadian female graduate of the University of New Brunswick
• Mary Nelson Winslow, U.S. Department of Labor Women's Bureau leader and Inter-American Commission of Women delegate
• Mary Winslow Smyth, American folklorist and folksong collector