The bishop of London is diocesan bishop of the diocese of London in the Church of England. The bishop's seat, or cathedra, is at St Paul's Cathedral in the City of London. The diocese covers most of northern and western Greater London north of the River Thames and the district of Spelthorne in Surrey, an area approximately corresponding to the City and the historic county of Middlesex.
The bishop is third in seniority in the Church of England after the archbishops of Canterbury and York, and is one of five bishops who have an automatic right to sit as one of the 26 Lords Spiritual in the House of Lords. Since 1723 is has also been custom for the bishop to be appointed dean of the Chapel Royal. The bishop's residence is The Old Deanery, Dean's Court, City of London.