Carl Marcus Joakim Hellner (born 25 November 1985) is a Swedish former cross-country skier who competed between 2003 and 2018. He retired at the end of the 2017-18 FIS World Cup season. Athletic career. Hellner had a total of seven victories in the junior levels of cross-country skiing up to 30 km from 2003 to 2005. In Gällivare, Sweden, he took his first world cup win on a 15 km event. Hellner won bronze, his first medal, in the 4 × 10 km relay at the 2007 FIS Nordic World Ski Championships in Sapporo.
https://en.wikipedia.org/wiki/Marcus_Hellner