Nancy Colbert Friday (August 27, 1933 – November 5, 2017) was an American author who wrote on the topics of female sexuality and liberation. She was born in Pittsburgh, Pennsylvania. Her best known works are My Secret Garden and Forbidden Flowers.
Throughout the 1980s and early 1990s she was a frequent guest on television and radio programs such as Politically Incorrect, Oprah, Larry King Live, Good Morning America, and NPR’s Talk of the Nation.
Friday died on November 5, 2017 of complications from Alzheimer's disease in Manhattan, New York at the age of 84.