Aaron Arthur Cook (born 2 January 1991) is a taekwondo athlete who has represented Great Britain (the nation of his birth), the Isle of Man, and Moldova. He has been ranked the number one in the men's −80 kg division on several occasions. He is a three-time European champion having won the −80 kg title at the European Taekwondo Championships in 2010, 2012 representing Great Britain and 2014 representing the Isle of Man, and was the world junior champion in the −78 kg division in 2008.