Christ Church (The temple or house of Christ, and thus sometimes known as The House), is one of the largest constituent colleges of the University of Oxford in England. As well as being a college, Christ Church is also the cathedral church of the diocese of Oxford, namely Christ Church Cathedral, Oxford.Like its sister college, Trinity College, Cambridge, it was traditionally considered the most aristocratic college of its university.Christ Church has produced thirteen British prime ministers, which is equal to the number produced by all 45 other Oxford colleges put together and more than any Cambridge college (and two short of the total number for the University of Cambridge, fifteen).