See also Southwark Cathedral and St. George's Cathedral, London
St George's Cathedral, Southwark, is a Roman Catholic cathedral in the Archdiocese of Southwark, south London, England.
The Cathedral is the Mother Church of the Roman Catholic Province of Southwark which covers the Archdiocese of Southwark (all of London south of the River Thames including Kent and north Surrey) and the Dioceses of Arundel and Brighton, Portsmouth, and Plymouth. It is the Metropolitan Cathedral of the Archbishop of Southwark.
More information on the Wikipedia page [1]. The website is [2].