William Earnest Harwell (January 25, 1918 – May 4, 2010) was an American sportscaster, known for his long career calling play-by-play of Major League Baseball games. For 55 seasons, 42 of them with the Detroit Tigers, Harwell called the action on radio and/or television. In January 2009, the American Sportscasters Association ranked Harwell 16th on its list of Top 50 Sportscasters of All Time.