Olivia Josephine Graham (born 21 June 1956) is a British retired bishop.

[3] She then returned to England to study at the University of East Anglia, graduating with a Bachelor of Arts (BA) degree in 1984.

[5] She was ordained as priest the following Michaelmas (4 October 1998) by Mike Hill, area Bishop of Buckingham, at All Saints', High Wycombe.

[7] On 19 November 2019, she was consecrated a bishop by Justin Welby during a service at St Paul's Cathedral.

[13] In November 2023, she was one of 44 Church of England bishops who signed an open letter supporting the use of the Prayers of Love and Faith (i.e. blessings for same-sex couples) and called for "Guidance being issued without delay that includes the removal of all restrictions on clergy entering same-sex civil marriages, and on bishops ordaining and licensing such clergy".