[1][2] The diocese covers an area of 12,831 km2 (4,954 sq mi) and consists of the counties of Cornwall, Devon and Dorset.
[1][2] The Right Reverend Mark O'Toole, the 9th Bishop of Plymouth, was appointed on 9 November 2013 by Pope Francis.
In December 2023, Pope Francis appointed Canon Christopher Whitehead of the Diocese of Clifton to become the 10th Bishop of Plymouth.
[4] On 1 February, the Bishops of England and Wales announced that his ordination was cancelled, pending a canonical process investigating Canon Whitehead, who stepped down from active ministry during the investigation.
[5] Whitehead was subsequently cleared of all charges, and returned to ministry in Clifton.