1944 United States Senate election in Wisconsin

1944 United States Senate election in Wisconsin
	County results; Wiley: 40-50% 50–60% 60–70% 70–80% 80–90% ; McMurray: 40-50% 50–60% 60–70%
U.S. senator before election; Alexander Wiley; Republican	Elected U.S. Senator ; Alexander Wiley; Republican

The 1944 United States Senate election in Wisconsin was held on November 7, 1944. Incumbent Republican U.S. Senator Alexander Wiley was re-elected to a second term in office over Howard J. McMurray and Harry Sauthoff. Future Senator Joseph McCarthy challenged Wiley in the Republican primary.

Republican primary

1944 U.S. Senate Republican primary^[1]
Party		Candidate	Votes	%
	Republican	Alexander Wiley (incumbent)	153,570	52.74%
	Republican	Joseph McCarthy	79,389	27.76%
	Republican	Leathern Smith	44,195	15.18%
	Republican	Perry J. Stearns	14,048	4.82%
Total votes			291,202	100.00%

1944 U.S. Senate election in Wisconsin^[2]
	Candidate	Votes	%	±%
Republican	Alexander Wiley (incumbent)	634,513	50.50%	{{{change}}}
Democratic	Howard J. McMurray	537,144	42.75%
Progressive	Harry Sauthoff	73,089	5.82%
Socialist	Walter H. Uphoff	9,964	0.79%
Socialist Labor	Adolf Wiggert	1,664	0.13%
Republican hold		Swing