1940 United States Senate election in Wisconsin

1940 United States Senate election in Wisconsin

November 5, 1940
 
Nominee Robert La Follette Jr. Fred H. Clausen James E. Finnegan
Party Progressive Republican Democratic
Popular vote 605,609 553,692 176,688
Percentage 45.26% 41.38% 13.20%

County results
La Follete Jr.:      40–50%      50–60%      60–70%
Clausen:      40–50%      50–60%      60–70%

U.S. senator before election

Robert La Follette Jr.
Progressive

Elected U.S. Senator

Robert La Follette Jr.
Progressive

The 1940 United States Senate election in Wisconsin was held on November 5, 1940.

Incumbent Progressive U.S. Senator Robert La Follette Jr. was elected to a third term in office over Republican Fred H. Clausen and Democrat James E. Finnegan.