Donald Arthur Mattingly (1961-) is an American former professional baseball first baseman, coach, and current manager for the Miami Marlins of Major League Baseball (MLB). Nicknamed "The Hit Man" and "Donnie Baseball", he spent his entire 14-year career playing with the New York Yankees and later managed the Los Angeles Dodgers for five years. Two signed items: 8” x 10” print with COA from Global included and 8” x 10” color photo.