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2010 Wisconsin U.S. House District 7 Election

Wisconsin · 3 candidates · See every 2010 U.S. House race

Who won the 2010 Wisconsin U.S. House District 7 Election?

Sean P. Duffy won the 2010 Wisconsin U.S. House District 7 Election. Sean P. Duffy received 132,551 popular votes (52.11%). The main challenger was Julie M. Lassa (44.43%).

See the full head-to-head between Duffy and Lassa

Duffy +7.7 pts · won by 19,533 votes
Sean P. DuffyRepublicanWINNER52.11%
132,551 votes
Julie M. LassaDemocratic44.43%
113,018 votes
Gary KautherIndependent3.3%
8,397 votes
Popular-vote totals for U.S. House elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.