Joan Ganz Cooney, American screenwriter and producer, co-created Sesame Street

Joan Ganz Cooney is an American television writer and producer. She is one of the founders of Sesame Workshop, the organization famous for the creation of the children's television show Sesame Street, which was co-created by her. Cooney grew up in Phoenix and earned a Bachelor of Arts in education from the University of Arizona in 1951. After working for the State Department in Washington, D.C., and as a journalist in Phoenix, she worked as a publicist for television and production companies in New York City. In 1961, she became interested in working for educational television, and became a documentary producer for New York's first educational TV station WNET. Many of the programs she produced won local Emmys.

Sesame Street is an American educational children's television series that combines live-action, sketch comedy, animation, and puppetry. It is produced by Sesame Workshop and was created by Joan Ganz Cooney and Lloyd Morrisett. It is known for its images communicated through the use of Jim Henson's Muppets, and includes short films, with humor and cultural references. It premiered on November 10, 1969, to positive reviews, some controversy, and high viewership. It has aired on the United States national public television provider PBS since its debut, with its first run moving to premium channel HBO on January 16, 2016, then its sister streaming service HBO Max in 2020, and most recently Netflix in 2025.