Mary Turner (born July 16, 1933) was credited with puppetry supervision on Thunderbirds season 1 and 2. She later worked on Thunderbird 6 as a puppet coordinator. Other credits include Fireball XL5, Captain Scarlet and the Mysterons, and The Secret Service.
Turner gave invaluable help with research for 21st Century Visions, and was interviewed for Filmed in Supermarionation (both the book and documentary). Additionally an interview with her was published in issue 19 of Andersonic.
Turner is Carolyn Turner's sister.