Mayor of London Mayor of London The Mayor of London is the executive of the Greater London Authority. The current Mayor is Sadiq Khan, who took up office on 9 May 2016. The position was held by Ken Livingstone from the creation of the role on 4 May 2000, until he was defeated in May 2008 by Boris Johnson, who served two terms before being succeeded by Khan. The role, created in 2000 after the London devolution referendum in 1998, was the first directly elected mayor in the United Kingdom. The Mayor is scrutinised by the London Assembly and, supported by their Mayoral
Mayor of London Greater London Authority Act 1999 in 2000 as part of the reforms. The Mayor is elected by the supplementary vote method for a fixed term of four years, with elections taking place in May. As with most elected posts in the United Kingdom, there is a deposit, in this case of £10,000, which is returnable on the candidate's winning at least 5% of the first-choice votes cast. The most recent London mayoral election was held on 5 May 2016. The results were announced officially on 7 May at 00:30; British television news channel Sky News had announced Sadiq Khan as