Nicholas Charles Dempsey (born 13 August 1980 in Norwich) is a British windsurfer, who lives in [Poole, Dorset].
He became the first man to win three Olympics medals in windsurfing when he won silver in the 2016 Rio Olympics, adding to a silver won in the 2012 London Olympics, and a bronze from the 2004 Athens Olympics.
He is also twice world champion, winning gold in 2009 and 2013.