|Elections in Pennsylvania|
The 1940 United States Senate election in Pennsylvania was held on November 5, 1940. Incumbent Democratic U.S. Senator Joseph F. Guffey successfully sought re-election to another term, defeating the Republican nominee, Jay Cooke.
- Joseph F. Guffey, incumbent U.S. Senator
|Democratic||Joseph F. Guffey (inc.)||2,069,980||51.79%||+1.01%|
|Socialist||David H.H. Felix||15,449||0.39%||0.00%|
|Prohibition||H. B. Mansell||11,113||0.28%||-0.40%|
|Socialist Labor||Frank Knotek||2,503||0.06%||-0.10%|
- "Statistics of the Congressional and Presidential Election of November 5, 1940" (PDF). Office of the Clerk of the U.S. House. Retrieved 9 July 2014.