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 Halligan played in 43 games at outfield for the Buffalo Bisons in 1890, starting in none of them. He made 73 putouts, had 11 assists, and committed 18 errors, equivalent to .419 errors per game (estimate based on total games played in). He had one double play.
Jocko Halligan played in 61 games at outfield for the Cincinnati Reds in 1891, starting in none of them. He made 89 putouts, had 6 assists, and committed 16 errors, equivalent to .262 errors per game (estimate based on total games played in). He had one double play.
Jocko Halligan played in 26 games at outfield for the Cincinnati Reds in 1892, starting in none of them. He made 38 putouts, had 4 assists, and committed 6 errors, equivalent to .231 errors per game (estimate based on total games played in). He had one double play.
Jocko Halligan played in 22 games at outfield for the Baltimore Orioles in 1892, starting in none of them. He made 27 putouts, had 4 assists, and committed 5 errors, equivalent to .227 errors per game (estimate based on total games played in). He had one double play.
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 Fields debuted on May 31, 1887 and played his final game on June 11, 1892.
Jocko Flynn debuted on May 1, 1886 and played his final game on May 23, 1887.
Jocko Halligan played in 5 games at catcher for the Baltimore Orioles in 1892, starting in none of them. He made 11 putouts, had 5 assists, and committed 5 errors, equivalent to 1 errors per game (estimate based on total games played in). He had one double play. He had 5 passed balls, 0 wild pitches, 0 opponent stolen bases, and 0 opponent caught stealings.
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.