Marte Gjefsen

Marte Høie Gjefsen (born 6 March 1989) is a Norwegian freestyle skier. She represented Norway at the 2010 Winter Olympics in Vancouver. Gjefsen placed first in the World Cup competition in ski cross in Canada 20 January 2010. She won the gold medal in Women's Skier X at the 2012 Winter X Games in Aspen, Colorado.