1946 Washington U.S. Senate Election

Washington · 4 candidates · See every 1946 U.S. Senate race

Who won the 1946 Washington U.S. Senate Election?

Harry P. Cain won the 1946 Washington U.S. Senate Election. Harry P. Cain received 358,847 popular votes (54.34%). The main challenger was Hugh B. Mitchell (45.23%).

See the full head-to-head between Cain and Mitchell

Cain +9.1 pts · won by 60,164 votes

Harry P. Cain RepublicanWINNER54.34%

358,847 votes

Hugh B. Mitchell Democratic45.23%

298,683 votes

Harry MortonSocialist Labor0.35%

2,297 votes

Charles R. SwettSocialist Workers0.08%

515 votes

Popular-vote totals for this U.S. Senate election come from the Constituency-Level Elections Archive (CLEA) and the official public record.

Data last verified July 28, 2026.