Kit Douglas Lathrop (born August 10, 1956 in San Jose, California) is a former American football defensive lineman in the National Football League (NFL) and in the United States Football League (USFL).
He played college football at West Valley College and Arizona State University.
In the NFL, he played for the Denver Broncos, the Green Bay Packers, the Kansas City Chiefs, and the Washington Redskins. In the USFL, he played for the Chicago Blitz, the Arizona Wranglers, and the Arizona Outlaws. Lathrop earned a Super Bowl ring with the Redskins in 1987.