Worshipful Company of Fishmongers Fishmongers' Company under another Royal Charter granted in 1508. Then, in 1537, it merged with the Salt Fishmongers' Company to form the Company with its present name. The most famous City fishmonger is Sir William Walworth, who, as Lord Mayor of London in 1381, helped bring the Peasants' Revolt to an end by stabbing the rebel Wat Tyler to death at Smithfield in the presence of King Richard II. In 1383, Lord Mayor John Comberton de Northampton (a Draper) persuaded the City Common Council to declare that the Fishmongers should no longer have the power to monopolise trade in fish,
William Leighton (Lord Mayor of London) May that year. Leighton was listed as one of the governors of Christ's Hospital in 1825. Leighton died at Kemnal House in Kent, in 1826. He had previously lived in Charlton. William Leighton (Lord Mayor of London) Sir William Leighton (1752 – 23 April 1826) was a British shipowner and merchant who served as the Lord Mayor of London in 1806. Leighton's family was from County Durham in the North East of England and he moved to London around 1779 following his father's death. Leighton worked as a coal merchant shipping coal from the port of Newcastle, and was based