Dave Duncan (born July 15, 1982 in London, Ontario) is a World Cup freestyle skier.

[2] David Duncan needed to finish 5th or better at the January 24, Lake Placid ski-cross event to qualify for the Olympics.

[6] However, Leman aggravated a broken tibia he suffered the previous year and was also unable to compete.

[7] Duncan competed for Canada at the 2018 Winter Olympics in Pyeongchang and finished eighth in ski cross.

On February 24, he, along with his wife Maja and technical ski coach Willy Raine, were arrested in Pyeongchang for stealing a car while under the influence on their way back to the Olympic Village.