| Full name: | O'Brian |
| Teams: | Trinity College School Juniors (Miscellaneous: 1931); Trinity College School Littleside (Miscellaneous: 1932); Trinity College School (Miscellaneous: 1932); Trinity College School Third XI (Miscellaneous: 1932); Trinity College School Bethune House (Miscellaneous: 1932) |
| Lists of matches and more detailed statistics | |