William McArthur (Lord Mayor of London) William McArthur (Lord Mayor of London) Sir William McArthur, (6 July 1809 – 16 November 1887) was an Irish businessman and Lord Mayor of London, and a Liberal Party politician who sat in the House of Commons from 1868 to 1885. McArthur was born at Malin, County Donegal, the son of Rev. John McArthur, a Methodist minister in Londonderry. In 1821 he was apprenticed to a woollen draper in Enniskillen. He moved to Lurgan in 1825 where he was a merchant and in 1831 established a drapery business in Derry initially in a partnership, but later on his own. In
Lord Mayor of London Mayor has been chosen from amongst the Aldermen of the City of London. The Lord Mayor is elected at Common Hall, comprising liverymen belonging to all of the City's livery companies. Common Hall is summoned by the sitting Lord Mayor; it meets at Guildhall on Michaelmas Day (29 September) or on the closest weekday. Voting is by show of hands; if, however, any liveryman so demands, balloting is held a fortnight later. The qualification to stand for election is that one must have served as a City Sheriff and be a current Alderman. Since 1385, prior service as Sheriff has