Donald Roy Johnson (November 12, 1926 – February 10, 2015) was a Major League Baseball pitcher. The 6 ft 3 in (1.91 m), 200 lb (91 kg) right-hander was signed by the New York Yankees before the 1944 season, and he played for the Yankees (1947, 1950), St. Louis Browns (1950–51), Washington Senators (1951–52), Chicago White Sox (1954), Baltimore Orioles (1955), and San Francisco Giants (1958). Johnson led the International League with 156 strikeouts and a 2.67 ERA while playing for the Toronto Maple Leafs in 1953. He was voted the IL's most valuable pitcher in 1957.