David Howell, Baron Howell of Guildford, (b.1936) is a British politician who has served a variety of ministerial positions in Conservative governments since Margaret Thatcher. He was Secretary of State for Energy (1979-81), Secretary of State for Transport (1981-83), and Minister of State at the Foreign and Commonwealth Office (2010-12). Since 2000, he has been Chairman of the British Institute for Energy Economics.