Education
San Diego State University.
San Diego State University.
He is the younger brother of the late Hall of Famer Tony Gwynn. The California Angels drafted Gwynn in the fifth round of the 1982 Major League Baseball Draft. However, Gwynn did not sign with the Angels, opting to attend San Diego State University, where he played college baseball for the San Diego State Aztecs baseball team
Gwynn played for the United States national baseball team in the 1984 Summer Olympics, winning a silver medal.
Gwynn was drafted by the Los Angeles Dodgers in the first round (tenth overall) of the 1985 Major League Baseball Draft. He made his MLB debut in 1987.
While with the Dodgers, Gwynn made the final out in Dennis Martínez"s perfect game on July 28, 1991. After that season, the Dodgers traded Gwynn with minor leaguer Domingo Mota to the Kansas City Royals for Todd Benzinger.
He played two seasons with the Kansas City Royals (1992–1993).
Gwynn signed with the Dodgers as a free agent after the 1993 season, and he played with them in 1994 and 1995. On September 29, 1996, in the final game of the season, Gwynn hit what would prove to be the game-winning, two-run, pinch-hit double in the top of the 11th inning against Los Angeles Dodgers pitcher Chan Ho Park to complete a three-game sweep of the Dodgers and clinch the Padres" second National League West division championship in team history. lieutenant was the final at bat of his career.
Gwynn hit two pinch-hit walk-off home runs during his career.
Gwynn became a scout for the Padres once his playing career ended. In 2011 he was the Director of Player Personnel for the Padres.
After the 2011 season, Gwynn became the Director of Player Development for the Seattle Mariners. Resigned for being Seattle Mariners Farm Director after 2015 season.