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1957 Wisconsin U.S. Senate Special
Wisconsin · 2 candidates
Proxmire +15.9 pts · won by 123,054 votes
William ProxmireDemocraticWINNER56.43%
435,985 votes
Walter J. Kohler Jr.Republican40.5%
312,931 votes
A special election fills a Senate seat that came open mid-term. Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).