1946 United States Senate election in Missouri

The 1946 United States Senate election in Missouri was held on November 5, 1946.

1946 United States Senate election in Missouri

← 1940 November 5, 1946 1952 →

Nominee James P. Kem Frank P. Briggs Party Republican Democratic Popular vote 572,556 511,544 Percentage 52.71% 47.09%

County results Kem:      50–60%      60–70%      70–80%      80–90% Briggs:      50–60%      60–70%      70–80%      80–90%

U.S. senator before election Frank P. Briggs Democratic Elected U.S. Senator James P. Kem Republican

Incumbent Democratic Senator Frank P. Briggs, who was appointed to fill the vacancy left by President Harry S. Truman, ran for election to a full term in office, but was defeated by Republican James Kem.

Democratic primary

Candidates

• Frank P. Briggs, incumbent Senator since 1945
• Marvin Casteel
• James Patrick Quinn
• Robert I. Young, perennial candidate

Results

1946 Democratic U.S. Senate primary^[1]

Party		Candidate	Votes	%
	Democratic	Frank P. Briggs (incumbent)	205,732	70.43%
	Democratic	Marvin Casteel	49,101	16.81%
	Democratic	Robert I. Young	30,233	10.35%
	Democratic	James Patrick Quinn	7,026	2.41%
Total votes			292,092	100.00%

Republican primary

Candidates

• William P. Elmer, U.S. Representative from Salem
• Herman G. Grosby
• James P. Kem, corporate attorney and Chairman of the Jackson County Republican Committee
• Ray Mabee, former State Senator from Unionville
• William McKinley Thomas, perennial candidate

Results

1946 Republican U.S. Senate primary^[2]

Party		Candidate	Votes	%
	Republican	James P. Kem	118,227	54.60%
	Republican	William McKinley Thomas	31,866	14.72%
	Republican	William P. Elmer	28,863	13.33%
	Republican	Ray Mabee	21,104	9.75%
	Republican	Herman G. Grosby	16,463	7.60%
Total votes			216,523	100.00%

General election

Results

1946 U.S. Senate election in Missouri^[3]

Party		Candidate	Votes	%	±%
	Republican	James P. Kem	572,556	52.71%	3.98
	Democratic	Frank P. Briggs (incumbent)	511,544	47.09%	4.08
	Prohibition	F. H. Jackson	979	0.09%	N/A
	Socialist	W. F. Rinck	887	0.08%	0.01
	Socialist Labor	Theodore Baeff	275	0.03%	0.02
Total votes			1,086,241	100.00%

See also

• 1946 United States Senate elections