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1966 Illinois U.S. House District 8 Election
Illinois · 2 candidates
Rostenkowski +19.8 pts · won by 31,254 votes
Daniel D. RostenkowskiDemocraticWINNER59.89%
94,631 votes
John H LeszynskiRepublican40.11%
63,377 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).