1972 United States Senate election in Iowa

The 1972 United States Senate election in Iowa took place on November 7, 1972. Incumbent Republican U.S. Senator Jack Miller ran for re-election to a third term but was defeated by Democrat Dick Clark. Iowa was one of fifteen states alongside Alabama, Arkansas, Colorado, Delaware, Georgia, Louisiana, Maine, Minnesota, Mississippi, Montana, New Hampshire, Rhode Island, South Dakota and West Virginia that were won by Republican president Richard Nixon in 1972 that elected Democrats to the United States Senate.

1972 United States Senate election in Iowa

← 1966 November 7, 1972 1978 →

Nominee Dick Clark Jack Miller Party Democratic Republican Popular vote 662,637 530,525 Percentage 55.07% 44.09%

County results Clark:      50–60%      60–70%      70–80% Miller:      50–60%      60–70%

U.S. senator before election Jack Miller Republican Elected U.S. Senator Dick Clark Democratic

Republican primary

Candidates

• Jack Miller, incumbent Senator since 1961
• Ralph Scott

Results

1972 Republican Senate primary^[1]

Party		Candidate	Votes	%
	Republican	Jack Miller (incumbent)	170,590	84.36%
	Republican	Ralph Scott	31,607	15.63%
	Republican	All others	11	0.01%
Total votes			202,208	100.00%

General election

Results

General election results^[2][3]

Party		Candidate	Votes	%	±%
	Democratic	Dick Clark	662,637	55.07%	17.27
	Republican	Jack Miller (incumbent)	530,525	44.09%	16.82
	American	William A. Rocap, Jr.	8,954	0.74%	N/A
	Independent	Fred R. Benton	1,203	0.10%	N/A
	Write-in		14	0.00%	N/A
Total votes			1,203,333	100.00%	N/A
	Democratic gain from Republican

See also

• 1972 United States Senate elections