Johan Christian Arnt Johnsen (27 January 1893 – 27 January 1927) was a Norwegian sprinter born in Oslo, Norway. He died exactly 34 years later in Oslo.Athlete profile on Sports-Reference at Sports-Reference.com
Johnsen competed at the 1920 Summer Olympics in Antwerp, Belgium in the men's 100 m for Norway. He was unable to pass through the heats phase, finishing fourth in his heat of five, with his time being unknown.100 metres at the 1920 Olympics at Sports-Reference.com
Johnsen's personal best in the 100 m was set in 1919, with a time of 10.7 seconds. During this period, he was representing IK Tjalve in Oslo.
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