Thorstein Arthur Johansen (7 January 1888 – 2 August 1963) was a Norwegian rifle shooter who competed in the early 20th century.

[1] He participated in shooting at the 1920 Summer Olympics in Antwerp and won the gold medal in team 100 m running deer, double shots.

He was also a member of the Norwegian trap team which finished seventh in the team clay pigeons event.

[2] This article about a Norwegian Olympic medalist is a stub.

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