2018 Wisconsin Attorney General election

The 2018 Wisconsin Attorney General election took place on November 6, 2018, to elect the attorney general of Wisconsin.

Republican incumbent Brad Schimel, first elected in 2014, ran for re-election to a second term. Voting rights attorney and former federal prosecutor Josh Kaul, the Democratic nominee, defeated Schimel in the general election. Terry Larson, the Constitution Party nominee, also garnered around 2% of the vote, greater than the vote difference between Schimel and Kaul.

Republican primary
Incumbent Attorney General Brad Schimel ran unopposed in the Republican primary.

Democratic primary
Attorney Josh Kaul won the Democratic nomination unopposed.

Constitution primary
Terry Larson won the Constitution Party nomination unopposed.

Results
Kaul won the election by a 0.65% margin.