1966 Oklahoma U.S. Senate Election

Oklahoma · 2 candidates · See every 1966 U.S. Senate race

Who won the 1966 Oklahoma U.S. Senate Election?

Fred R. Harris won the 1966 Oklahoma U.S. Senate Election. Fred R. Harris received 343,157 popular votes (53.72%). The main challenger was Pat J. Patterson (46.28%).

See the full head-to-head between Harris and Patterson

Harris +7.4 pts · won by 47,572 votes

Fred R. Harris DemocraticWINNER53.72%

343,157 votes

Pat J. Patterson Republican46.28%

295,585 votes

Popular-vote totals for this U.S. Senate election come from the Constituency-Level Elections Archive (CLEA) and the official public record.

Data last verified July 28, 2026.