17 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| O`Connell, Denis | Biswal, Saiansh | 0-1 | D00 | Sligo 2026 Weekender Championship | 2026-02-01 |
| O`Connell, Denis | Nevska, Gerda | 0-1 | A40 | Round 5: O`Connell, Denis - Nevska, Gerda | 2025-10-17 |
| O`Connell, Denis | Sheehan, Conor | 1-0 | D01 | The Sligo Tournament 2025 - Championship | 2025-02-02 |
| O`Connell, Denis | Andhurthi, Sreeyan | * | D01 | The Sligo Tournament 2025 - Championship | 2025-02-01 |
| O`Connell, Denis | Coughlan, Cody | 0-1 | B07 | The Sligo Tournament 2025 - Championship | 2025-01-31 |
| Denis O'Connell | Pat McCarrick | 0-1 | B22 | Round 5: Denis O'Connell - Pat McCarrick | 2024-02-04 |
| Denis O'Connell | Joe O'Hanlon | 0-1 | C00 | Round 3: Denis O'Connell - Joe O'Hanlon | 2024-02-03 |
| Denis O'Connell | Rahul Arun | 1-0 | B22 | Round 1: Denis O'Connell - Rahul Arun | 2024-02-03 |
| Denis O'Connell | Joe O'Hanlon | 1/2-1/2 | A00 | Round 5: Denis O'Connell - Joe O'Hanlon | 2022-05-01 |
| Denis O'Connell | Andrew Finnerty | 1-0 | C21 | Round 2: Denis O'Connell - Andrew Finnerty | 2022-04-30 |