Robert Augustus Nelson (born May 17, 1964) is an American former professional baseball first baseman. He played parts of five seasons in Major League Baseball (MLB), from 1986 to 1990, for the Oakland Athletics and San Diego Padres. References External links 1964 births Living people American expatriate baseball players in Canada Baseball players from California Cornell Big Red baseball players Huntsville Stars players Idaho Falls A's players Las Vegas Stars (baseball) players Madison Muskies players Major League Baseball first basemen Minot Rattlers players Mt. SAC Mounties baseball players Oakland Athletics players Phoenix Firebirds players Portland Beavers players San Diego Padres players Tacoma Tigers players Tucson Toros players Tulsa Drillers players Vancouver Canadians players