Don Mattingly, American baseball player, coach, and manager

Donald Arthur Mattingly is an American professional baseball coach, and former first baseman and manager who is the bench coach for the Toronto Blue Jays of Major League Baseball (MLB). Nicknamed "the Hit Man" and "Donnie Baseball", he spent his entire 14-year MLB playing career with the New York Yankees and later managed the Los Angeles Dodgers for five years and the Miami Marlins for seven years.