City of London The arms consist of a silver shield bearing a red cross with a red upright sword in the first quarter. They combine the emblems of the patron saints of England and London: the Cross of St George with the symbol of the martyrdom of Saint Paul. The sword is often erroneously supposed to commemorate the killing of Peasants' Revolt leader Wat Tyler by Lord Mayor of London William Walworth. However the arms were in use some months before Tyler's death, and the tradition that Walworth's dagger is depicted may date from the late 17th century. The Latin motto of the
Lord Mayor of London who holds the office is also known as a Lord Mayor. The wife of a male Lord Mayor is styled as Lady Mayoress, but no equivalent title exists for the husband of a female Lord Mayor. A female Lord Mayor or an unmarried male Lord Mayor may appoint a female consort, usually a fellow member of the corporation, to the role of Lady Mayoress. In speech, a Lord Mayor is referred to as "My Lord Mayor", and a Lady Mayoress as "My Lady Mayoress". It was once customary for Lord Mayors to be appointed knights upon taking office and baronets