Swedish cross-country skier and four-time Olympic precious metal medalist who competed in 3 Olympics, medalling in every of these. He worked being a blacksmith and lumberjack before snow skiing became his primary profession. He earned a complete of nine Olympic medals. His boy Edy Jernberg also skied competitively. He competed in the 1964 Olympics where acceleration skater Lidiya Skoblikova earned four yellow metal medals.