PolitiFinder

1940 Connecticut U.S. Senate Election

Connecticut · 5 candidates · See every 1940 U.S. Senate race

Who won the 1940 Connecticut U.S. Senate Election?

Francis T. Mahoney won the 1940 Connecticut U.S. Senate Election. Francis T. Mahoney received 416,740 popular votes (53.15%). The main challenger was Paul L. Cornell (45.7%).

See the full head-to-head between Mahoney and Cornell

Mahoney +7.4 pts · won by 58,427 votes
Francis T. MahoneyDemocraticWINNER53.15%
416,740 votes
Paul L. CornellRepublican45.7%
358,313 votes
Kenneth W. ThurlowSocialist0.84%
6,557 votes
James A. HutchinSocialist Labor0.17%
1,343 votes
Isadore WofsyCommunist0.14%
1,114 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.