Gunder H%C3%A4gg

Gunder Hgg was a Swedish runner and multiple world record breaker of the 1940s. Gunder Hgg set over a dozen middle distance world records at events ranging from 1500 to 5000 meters, including three at both the 1500 meters and the mile, one at 3000 meters and one at 5000 meters.

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Source: Wikipedia