Petter Northug Jr. (born 6 January 1986) is a Norwegian cross country skier and double Olympic champion. He has 13 World Championship and 2 Winter Olympic gold medals with 20 medals overall (2 gold, 1 silver and 1 bronze at the Olympics, 13 gold and 3 silver at the World Ski Championships), and 18 individual FIS Cross-Country World Cup wins with 13 podium places. He is also the record holder for most stage wins (13) in Tour de Ski.