The Dean of Christ Church is the head (primus inter pares – first among equals) and chair of the chapter of canons and the ruling body of Christ Church, Oxford. The Cathedral Church of Christ is the chapel of Christ Church (a college of the University of Oxford). The cathedral is the mother church of the Diocese of Oxford and seat of the Bishop of Oxford. The most recent dean, Christopher Lewis, retired in February 2014; on 7 May 2014 it was announced that he will be succeeded in October by Martyn Percy.
List of deans
From the diocese's foundation in 1542 until 1545, the cathedral was at Osney. There, the dean was John London (until 1543), and then Cox, who was reappointed dean at Christ Church.