Iris Murdoch married John Bayley in 1956. They had one son, Rupert Bayley. Bayley was a fellow novelist and academic, and the two were companions for over 50 years until Murdoch's death in 1999. Bayley wrote a memoir of their life together, called Elegy for Iris, which was published in 2001.
Illuminating Iris Murdoch: A Journey through the Life and Works of a Literary Luminary