John Joseph O'Connor may refer to:
- John O'Connor (cardinal), archbishop of New York
- John J. O'Connor (bishop of Newark), American prelate of the Catholic Church.
- John J. O'Connor (New York representative), U.S. Representative from New York
- John J. O'Connor (journalist), American journalist and critic
- Jack O'Connor (catcher), utility player in Major League Baseball
See also
Topics referred to by the same termThis disambiguation page lists articles about people with the same name. If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: