Mary Stone

• Mary [Jean Stone], English historical writer
• Mary-Katherine Stone, American politician
• Mary [Page Stone], Australian medical doctor
• Mary Perry Stone, American painter, sculptor, and muralist
• Mary Stone (doctor), also known as Shi Meiyu, a Chinese medical doctor

  Fictional characters

• Maggie Stone, Mary Margaret Stone, in the US TV soap opera All My Children, played by Elizabeth Hendrickson