Tom Tiffany wins Wisconsin GOP governor primary

U.S. Representative Tom Tiffany secured the Republican nomination for Wisconsin governor on Tuesday, August 11, 2026, in a decisive victory that sets up a general election contest in the battleground state. The Associated Press called the race shortly after 8 p.m. Central Time, with Tiffany leading his challenger, Andy Manske, by a wide margin. With nearly all ballots counted, Tiffany had received over 92 percent of the vote, while Manske garnered less than 4 percent.

Tiffany, a member of the House Freedom Caucus who has represented northwest Wisconsin in Congress since 2020, announced his bid for governor in September 2025 to succeed retiring Democratic Governor Tony Evers. His path to the nomination was cleared after he secured an endorsement from former President Donald Trump, which prompted several other potential GOP candidates to withdraw from the race. This left Manske, a 27-year-old medical service technician from suburban Milwaukee, as his sole opponent. Manske had entered the race to provide GOP voters with a choice and to challenge a political system he said had stopped working for everyday Wisconsinites.

In a statement following his victory, Tiffany framed the...