J.S. O'Brien (#5124)
- Table of Contents:
| College | Appearances | Date |
|---|---|---|
| UCD | 3 | 1922-06-10 to 1924-05-31 |
| Championship | Race Type | College | Count |
|---|---|---|---|
| T&F | SP | UCD | 1 |
| Event | Personal Best | Appearances | Medals |
|---|---|---|---|
| SP | 37′5½″ | 3 |  |
| Date | Championship | Venue | Race Type | Bib | College | Mark | Place | Team | Note | Full Results | Record |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1924-05-31 | T&F | College Park | SP | UCD | 36′2″ | 1 | 1 | View | |||
| 1923-06-02 | T&F | Cherryvale | SP | UCD | 34′11½″ | 1 | 2  | View | |||
| 1922-06-10 | T&F | Cork | SP | UCD | 37′5½″ | 1 | 2 | View | UCD |