John Valentin debuted on July 27, 1992, playing for the Boston Red Sox at Fenway Park II; he played his final game on September 29, 2002, playing for the New York Mets at Shea Stadium.
Corky Valentine debuted on April 17, 1954, playing for the Cincinnati Redlegs at Crosley Field; he played his final game on May 29, 1955, playing for the Cincinnati Redlegs at Crosley Field.
John Burke debuted on June 27, 1902 and played his final game on July 15, 1902.
John Burkett debuted on September 15, 1987 and played his final game on September 26, 2003.
John Cassidy debuted on April 24, 1875 and played his final game on August 12, 1885.
John Cerutti debuted on September 1, 1985 and played his final game on October 5, 1991.
John Valentine
John Valentine played in 13 games at pitcher for the Columbus Buckeyes in 1883, starting in none of them. He made 9 putouts, had 24 assists, and committed 7 errors, equivalent to .538 errors per game (estimate based on total games played in). He had one double play.
Corky Valentine debuted on April 17, 1954, playing for the Cincinnati Redlegs at Crosley Field; he played his final game on May 29, 1955, playing for the Cincinnati Redlegs at Crosley Field.
Ellis Valentine debuted on September 3, 1975, playing for the Montreal Expos at Jarry Park; he played his final game on October 2, 1985, playing for the Texas Rangers at Arlington Stadium.
Fred Valentine debuted on September 7, 1959, playing for the Baltimore Orioles at Memorial Stadium; he played his final game on September 24, 1968, playing for the Baltimore Orioles at Memorial Stadium.
John kennedy aug. 1957,
John Ellis debuted on May 17, 1969 and played his final game on October 3, 1981.
John Dodge debuted on August 29, 1912 and played his final game on October 5, 1913.
John Baumgartner debuted on April 14, 1953 and played his final game on April 21, 1953.
John Burke debuted on June 27, 1902 and played his final game on July 15, 1902.
John Burkett debuted on September 15, 1987 and played his final game on September 26, 2003.
John Cassidy debuted on April 24, 1875 and played his final game on August 12, 1885.