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1956 Iowa U.S. Senate Election
Iowa · 2 candidates
Hickenlooper +7.8 pts · won by 92,343 votes
Bourke B. HickenlooperRepublicanWINNER53.92%
635,499 votes
Rudolph M. EvansDemocratic46.08%
543,156 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).