Fay Weldon
- Birthday: 1931-09-22
- Deathday: 2023-01-04
- Place of birth: Birmingham, England, UK
Fay Weldon (born Franklin Birkinshaw; 22 September 1931 – 4 January 2023) was a British author, essayist and playwright. Over the course of her 55-year writing career, she published 31 novels, including Puffball (1980), The Cloning of Joanna May (1989), Wicked Women (1995) and The Bulgari Connection (2000), but was most well-known as the writer of The Life and Loves of a She-Devil (1983) which was televised by the BBC in 1986.
