Jack O'Connor (pitcher)
Encyclopedia
Jack William O'Connor is a former Major League Baseball
pitcher
. He played all or part of six seasons in the majors, between and .
Major League Baseball
Major League Baseball is the highest level of professional baseball in the United States and Canada, consisting of teams that play in the National League and the American League...
pitcher
Pitcher
In baseball, the pitcher is the player who throwsthe baseball from the pitcher's mound toward the catcher to begin each play, with the goal of retiring a batter, who attempts to either make contact with the pitched ball or draw a walk. In the numbering system used to record defensive plays, the...
. He played all or part of six seasons in the majors, between and .