Jocko Fields debuted on May 31, 1887 and played his final game on June 11, 1892.
Jocko Fields debuted on May 31, 1887, playing for the Pittsburg Alleghenys at Recreation Park; he played his final game on June 11, 1892, playing for the New York Giants at Polo Grounds III.
Jocko Conlan debuted on July 6, 1934 and played his final game on September 29, 1935.
Jocko Conlon debuted on April 17, 1923 and played his final game on October 6, 1923.
Jocko Flynn debuted on May 1, 1886 and played his final game on May 23, 1887.
Jocko Halligan debuted on May 13, 1890, playing for the Buffalo Bisons at ; he played his final game on August 3, 1892, playing for the Baltimore Orioles at Union Park.
Jocko Conlon debuted on April 17, 1923, playing for the Boston Braves at Braves Field; he played his final game on October 6, 1923, playing for the Boston Braves at Braves Field.
Jocko Thompson debuted on September 21, 1948, playing for the Philadelphia Phillies at Shibe Park; he played his final game on September 16, 1951, playing for the Philadelphia Phillies at Shibe Park.
Jocko Conlan debuted on July 6, 1934, playing for the Chicago White Sox at Comiskey Park; he played his final game on September 29, 1935, playing for the Chicago White Sox at Comiskey Park.
Jocko Milligan debuted on May 1, 1884, playing for the Philadelphia Athletics at Jefferson Street Grounds; he played his final game on September 26, 1893, playing for the New York Giants at Polo Grounds III.
Jocko Flynn debuted on May 1, 1886, playing for the Chicago White Stockings at West Side Park I; he played his final game on May 23, 1887, playing for the Chicago White Stockings at West Side Park I.
Jocko Fields played in 15 games at catcher for the Pittsburgh Burghers in 1890, starting in none of them. He made 49 putouts, had 12 assists, and committed 10 errors, equivalent to .667 errors per game (estimate based on total games played in). He had one double play. He had 11 passed balls, 0 wild pitches, 0 opponent stolen bases, and 0 opponent caught stealings.
Jocko Fields played in 16 games at catcher for the Pittsburg Alleghenys in 1889, starting in none of them. He made 62 putouts, had 23 assists, and committed 11 errors, equivalent to .688 errors per game (estimate based on total games played in). He had one double play. He had 7 passed balls, 0 wild pitches, 0 opponent stolen bases, and 0 opponent caught stealings.