Edy Sixten Jernberg, known as "Sixten", (6 February 1929 – 14 July 2012) was a Swedish cross-country skier and one of the most successful cross-country skiers of all time. Between 1952 and 1964 he took part in 363 ski races, finishing within the podium in 263 and winning 134 of them; during this period he won four world titles and nine Olympic medals. In 12 starts over three consecutive Winter Games he never finished worse than fifth place, and between 1955 and 1960, he won 86 out of 161 competitions.
https://en.wikipedia.org/wiki/Sixten_Jernberg