Roger Hornsby McKee (September 16, 1926 – September 1, 2014) was a Major League Baseball pitcher who played from 1943 through 1944 for the Philadelphia Phillies. As a 16-year-old rookie in 1943, he was the youngest player to appear in a National League game that season. McKee was one of many ballplayers who appeared in the Major Leagues only during World War II. He made his major league debut on August 18, 1943, in a home doubleheader against the St. Louis Cardinals at Shibe Park. The best game of his short career, however, came on October 3, 1943, the last day of the season, when he started the second game of a doubleheader against the Pittsburgh Pirates at Forbes Field and pitched a complete game, winning 11–3. The losing pitcher was Cookie Cuccurullo, who was making his major league deb