Keith Payson Lincoln (May 8, 1939 – July 27, 2019) was an American professional football player who was a running back for eight seasons in the American Football League (AFL). He played college football for the Washington State Cougars before choosing to play with the San Diego Chargers in the AFL over the established National Football League (NFL). Lincoln was a two-time All-AFL selection and a five-time AFL All-Star. A member of the Chargers Hall of Fame, he won an AFL championship with San Diego in 1963, when he was named the most valuable player (MVP) of the championship game. He had a stint with the Buffalo Bills before returning to San Diego and finishing his career.