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1940 Wyoming U.S. Senate Election
Wyoming · 2 candidates
O'Mahoney +17.5 pts · won by 19,340 votes
Joseph C. O'MahoneyDemocraticWINNER58.74%
65,022 votes
Milward SimpsonRepublican41.26%
45,682 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).