13 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| O`Shea, Niall | Syms, Thomas | 1-0 | A50 | The Sligo Tournament 2025 - Championship | 2025-02-02 |
| O`Shea, Niall | O`sullivan, Oisin | 0-1 | D00 | The Sligo Tournament 2025 - Championship | 2025-02-01 |
| Niall O'Shea | Vivaan Verlekar | 0-1 | A50 | Round 4: John J McNamara - Denis O'Connell | 2024-02-04 |
| Niall O'Shea | Tiernan Ryan | 1-0 | A50 | Round 2: Niall O'Shea - Tiernan Ryan | 2024-02-03 |
| Niall O'Shea | Raymond Wynarczyk | 1-0 | D35 | Round 4: Niall O'Shea - Raymond Wynarczyk | 2022-05-01 |