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1966 Iowa U.S. Senate Election
Iowa · 2 candidates
Miller +23.1 pts · won by 198,225 votes
Jack MillerRepublicanWINNER60.92%
522,339 votes
E.B. SmithDemocratic37.8%
324,114 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).