Simon Douglas Mantell (born 24 April 1984) is an English field hockey forward. He is the younger brother of Richard Mantell. Mantell currently plays for Exeter University Hockey Club. Mantell made his international senior debut for the national squad on 9 November 2005 versus Ireland at Beeston. He was a member of the England squad that finished fifth at the 2006 Men's Hockey World Cup. He competed at the 2010 and 2011 Champions Trophy, and was also part of the winning squad at the 2009 EuroHockey Championship.Mantell has also represented Great Britain and was part of the side that returned victorious from the Olympic qualifying event in Chile, as well as competing at the 2008 Summer Olympics. He also competed at the 2006, 2010 and 2014 Commonwealth Games.