The most recent bishop was the Right Reverend Kieran Thomas Conry, the fourth bishop of the diocese, who announced his resignation on 27 September 2014, and which was accepted by Pope Francis on 4 October 2014. On 21 May 2015, Pope Francis appointed Richard Moth to be the fifth bishop of Arundel and Brighton. He will be installed on 28 May 2015 at Arundel Cathedral.
The Diocese of Arundel and Brighton was created on 28 May 1965 out of the Diocese of Southwark when the latter was elevated to archdiocese status.
Appointed Coadjutor Bishop of Arundel and Brighton on 18 May 1970 and consecrated on 27 June 1970. Succeeded Bishop of Arundel and Brighton on 14 March 1971. Translated to Southwark on 28 March 1977, from which he resigned on 6 November 2003.
Priest of the Diocese of Portsmouth and former Rector of the Venerable English College in Rome. Appointed Bishop of Arundel and Brighton on 17 November 1977 and consecrated on 21 December 1977. Translated to Westminster on 15 February 2000.