Mary Ryan Munisteri was an American television soap opera writer. She was head writer of Ryan's Hope (1982–83), Guiding Light (1986), and Loving (1991). She wrote Mandy's Grandmother, a children special, which aired in 1981. She has three children, Matt Munisteri (musician), Ben Munisteri (choreographer), and Adele Munisteri (yoga teacher). She died on January 29, 2022.