Yes, yes, we know. We missed Big Ben. Technically, that's the name of the bell, not the clock. More on that particular brand of pedantry here.
Photo sources: Canary Wharf by Andy Worthington, Fortnum & Mason by Guy Tyler, Shepherd Gate by Stuart Sunley, Swiss Court by NickyJameson, St Pancras by Chris Beckett, Bracken House by Check-in London, Covent Garden Water Clock by Matt, Blackburn Pavilion, Big Benzene and the Upton Park clock by Londonist.
Can't get enough of London's clocks? Our photo gallery has some more pictures of London's finest timepieces. What's your favourite London clock?
Video: See the Fortnum & Mason clock in action.
Last Updated 03 March 2016