The Supreme Court of the State of Ohio is the highest court in the U.S. state of Ohio, with final authority over interpretations of Ohio law and the Ohio Constitution. The court has seven members, a chief justice and six associate justices, who are elected at large by the voters of Ohio for six-year terms. The court has a total of 1,550 other employees. Since 2004, the court has met in the Thomas J. Moyer Ohio Judicial Center on the east bank of the Scioto River in Downtown Columbus. Prior to 2004, the court met in the James A. Rhodes State Office Tower and earlier in the Judiciary Annex of the Ohio Statehouse.

Ohio is a state in the Midwestern region of the United States. Ohio borders Lake Erie to the north, Pennsylvania to the east, West Virginia to the southeast, Kentucky to the southwest, Indiana to the west, and Michigan to the northwest. Of the 50 U.S. states, it is the 34th-largest by area. With a population of nearly 11.8 million, Ohio is the seventh-most populous and tenth-most densely populated state. Its capital and most populous city is Columbus, with other large population centers including Cleveland, Cincinnati, Dayton, Akron, and Toledo. Ohio is nicknamed the "Buckeye State" after its Ohio buckeye trees, and Ohioans are also known as "Buckeyes". Its flag is the only non-rectangular flag of all U.S. states.