1944 United States Senate election in Washington

1944 United States Senate election in Washington

November 7, 1944
 
Nominee Warren Magnuson Harry P. Cain
Party Democratic Republican
Popular vote 397,719 342,464
Percentage 55.13% 44.44%

County results
Magnuson:      50–60%      60–70%
Cain:      50–60%      60–70%

U.S. senator before election

Homer Bone
Democratic

Elected U.S. Senator

Warren Magnuson
Democratic

The 1944 United States Senate election in Washington was held on November 7, 1944. Incumbent Democratic U.S. Senator Homer Bone resigned in April, having been appointed and confirmed to the United States Court of Appeals for the Ninth Circuit in April. Democratic U.S. Representative Warren Magnuson won the open race over Republican mayor of Tacoma Harry Cain and was appointed to the vacant seat.