Walter William (Billy) Pierce (born April 2, 1927 in Detroit, Michigan) is a former starting pitcher in Major League Baseball. From 1945 through 1964, Pierce played for the Detroit Tigers (1945, 1948), Chicago White Sox (1949-61) and San Francisco Giants (1962-64). A diminutive left handed listed at 5 ft 10 in (1.78 m), 160 pounds (73 kg), Pierce has been considered one of the greatest pitchers in Chicago White Sox history.