John Pilley

John Pilley, also known as Jane Anne Pilley, became the first prisoner in England and Wales to be granted sex reassignment surgery in 1999, following legal action. Pilley's case set a precedent for other transgender prisoners.At the time, he identified as a transgender woman and was serving a life sentence for kidnapping a taxi driver in 1981. Before the operation, he underwent seven years of hormone-replacement treatment.

In 2006, he had another sex change operation, and was moved back to a men's prison.