Robert Joseph Carpenter III is an American former professional football player who was a linebacker for seven seasons in the National Football League (NFL), primarily with the Dallas Cowboys. He played college football for the Ohio State Buckeyes, and was selected by the Cowboys in the first round of the 2006 NFL Draft. He also played in the NFL for the Miami Dolphins, the Detroit Lions and the New England Patriots.

Lancaster is a city in and the county seat of Fairfield County, Ohio, in the south-central part of the state. As of the 2020 census, the city population was 40,552. The city is near the Hocking River, about 33 miles (53 km) southeast of Columbus and 38 miles (61 km) southwest of Zanesville. It is part of the Columbus metropolitan area.