Wisconsin Supreme Court

The Wisconsin Supreme Court is the highest and final court of appeals in the state judicial system of the U.S. state of Wisconsin. As the highest court, the Supreme Court hears appeals of lower Wisconsin court decisions. Its decisions are binding on lower courts. It is the final authority on all matters of the Wisconsin State Constitution.

The Wisconsin Supreme Court may also take original jurisdiction of cases. The Court regulates and administers the conduct of judges and law practitioners in Wisconsin.

Justices on the Wisconsin Supreme Court are elected. Recent elections (2023 and 2025) received national attention, breaking records for the most expensive judicial elections in U.S. history. The most recent election has had a lower profile.