2010 Wisconsin U.S. Senate Election

Wisconsin · 5 candidates · See every 2010 U.S. Senate race

Who won the 2010 Wisconsin U.S. Senate Election?

Ron Johnson won the 2010 Wisconsin U.S. Senate Election. Ron Johnson received 1,125,999 popular votes (51.86%). The main challenger was Russell D. Feingold (47.02%).

See the full head-to-head between Johnson and Feingold

Johnson +4.8 pts · won by 105,041 votes

Ron Johnson RepublicanWINNER51.86%

1,125,999 votes

Russell D. Feingold Democratic47.02%

1,020,958 votes

Rob TaylorConstitution Party Of Wisconsin1.08%

23,473 votes

Ernest J. Pagels Jr.Republican0.01%

134 votes

Michael D. LaforestIndependent0.01%

129 votes

Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.