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1966 Indiana U.S. Senate Election
Indiana · 4 candidates
Bayh +3.5 pts · won by 71,885 votes
Birch Bayh
Democratic
WINNER
51.65%
1,060,456 votes
WR
William D. Ruckelshaus
Republican
48.15%
988,571 votes
LM
L. Earl Malcolm
Prohibition
0.14%
2,844 votes
RL
Ralph Levitt
Socialist Workers
0.06%
1,247 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).