David Weston Luke Howell (born 14 November 1990) is a British chess player and Grandmaster. He won his first international title, FIDE Master, at the age of 12, and later became a Grandmaster at the age of 16 years, 1 month and 28 days. He has been three times British champion, in 2009, 2013 and 2014.
Howell has represented England in multiple chess tournament. In 2002, he played for England's first team in the European Under-12 Team Chess Championships. He also competed in Chess Olympiads, the World Youth Chess Championships, and several European Team Championships. Apart from these, Howell has won or shared first place in numerous international tournaments, some of the most notable include: the 2009 British Championship, the 2013 Winter Chess Classic, 2014 PokerStars Isle of Man Chess Tournament, 2015 Bunratty Chess Festival and 2019 Riga Technical University Open.