Floyd Björnstjerne Olson (November 13, 1891–August 22, 1936) was an American politician. He served as the 22nd Governor of Minnesota January 6, 1931 to August 22, 1936. He died in office from cancer. He was a member of the Minnesota Farmer-Labor Party, and was the first member of the Farmer-Labor Party to win the office of governor in Minnesota.