Mayor of London the winner hours earlier. Mr Sadiq Khan, a member of the Labour party, is the first Muslim to be elected Mayor of London. Incumbent Mayor Boris Johnson did not run for re-election for a third term in office, as he had been elected the Member of Parliament for the Conservative Party in Uxbridge and South Ruislip in the 2015 General Election. Most powers are derived from the Greater London Authority Act 1999, with additional functions coming from the Greater London Authority Act 2007, the Localism Act 2011 and Police Reform and Social Responsibility Act 2011. The main functions are: The
Lord Mayor of London for one-year terms; by custom, they do not now serve more than one consecutive term. Numerous individuals have served multiple terms in office, including:<br> As Mayor: As Lord Mayor: The last individual to serve multiple terms was Sir Robert Fowler (elected in 1883 and in 1885). Almost 700 people have served as Lord Mayor. Dame Mary Donaldson GBE, elected in 1983, and Dame Fiona Woolf DBE, elected in 2013, are the only women to have held the office. Some Lord Mayors in the Middle Ages, such as Sir Edward Dalyngrigge (1392), did not reside in London. Since 1435, the Lord