This is a list of the judges of the United States courts of appeals. The United States Courts of Appeals or circuit courts are the intermediate appellate courts of the United States federal court system. The list includes both "active" and "senior" judges, both of whom hear and decide cases.
Of the thirteen US courts of appeals, twelve are divided into geographical jurisdictions. Of those twelve, eleven are designated numerically, while the other is the District of Columbia Circuit. The thirteenth is the United States Court of Appeals for the Federal Circuit which has nationwide jurisdiction over appeals of certain, specific subject matter, for example, patent law.