Lord Mayor of London been mandatory for election to the Lord Mayoralty. Two Sheriffs are selected annually by Common Hall, which meets on Midsummer's Day for this purpose. By an ordinance of 1435, the Lord Mayor must be chosen from amongst the Aldermen of the City of London. Those on the electoral roll of each of the City's 25 Wards select one Alderman, who formerly held office for life or until resignation. Now each Alderman must submit for re-election at least once in every six years. The Lord Mayor is then sworn in November, on the day before the Lord Mayor's Show ("see below").
Thomas Myddelton (Lord Mayor of London) Thomas Myddelton (Lord Mayor of London) Sir Thomas Myddelton (1550 – 12 August 1631) was the fourth son of Richard Myddelton, Governor of Denbigh, and Jane Dryhurst. As a youth, he was apprenticed to a grocer in London, and made his fortune in trade. He divided his time between London and Wales, and purchased Chirk Castle in 1595 for £5,000. He was a member of the Grocers' Company, a member of Parliament and a founder member of the East India Company, Sheriff of London in 1604 and Lord Mayor of London in 1613. His brother, Sir Hugh Myddleton, was instrumental