Jeanette Winterson (born 27 August 1959) is an English writer, who became famous with her first book, Oranges Are Not the Only Fruit, a semi-autobiographical novel about a sensitive teenage girl rebelling against conventional values. Some of her other novels have explored gender polarities and sexual identity, with later novels also exploring the relationship between humans and technology. She is also a broadcaster and a professor of creative writing.

Winterson has won a Whitbread Prize for a First Novel, a BAFTA Award for Best Drama, the John Llewellyn Rhys Prize, the E. M. Forster Award, the St. Louis Literary Award, and is a two-time winner of the Lambda Literary Award. She has been made an Officer of the Order of the British Empire (OBE), a Commander of the Order of the British Empire (CBE), and was elected Fellow of the Royal Society of Literature.