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1940 Wisconsin U.S. Senate Election
Wisconsin · 3 candidates
Jr. +3.9 pts · won by 51,917 votes
Robert La Follette Jr.Wisconsin Progressive PartyWINNER45.26%
605,609 votes
Fred H. ClausenRepublican41.38%
553,692 votes
James E. FinneganDemocratic13.2%
176,688 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).