Jeffrey Scott Gardner is an American former Major League Baseball infielder. He is the current manager for the Reno Aces, the Triple-A affiliate of the Arizona Diamondbacks. He was the starting second baseman for the San Diego Padres in 1993, and played parts of three other seasons for the Padres, New York Mets, and Montreal Expos. After his playing career, Gardner was a manager in the Padres' minor league system from 2001 until 2003.