Richard Mark Newby, Baron Newby (born 14 February 1953), known popularly as Dick Newby, is a British politician, who has been the Leader of the Liberal Democrats in the House of Lords since September 2016. He served as the Deputy Government Chief Whip in the House of Lords, and the Captain of the Yeomen of the Guard between 2012 and 2015, and the Liberal Democrat Chief Whip in the House of Lords from 2012 to 2016.