Petter Northug is a Norwegian cross-country skier born on January 6, 1986. He is considered one of the greatest cross-country skiers of all time, having won Olympic gold medals and World Championship titles. The document provides brief biographical information about Petter Northug, a famous Norwegian cross-country skier.

1. Petter Northug
Koostas: Henri Voogla

3.  Born on 6’th of
January 1986.