8 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| O'mahony, Mike J | Staniland, Philip | 0-1 | A00 | Caplin Hastings Weekend Major | 2024-01-06 |
| O`mahoney, Mike J | Spanton, Tim R | 0-1 | D00 | Round 1: O`mahoney, Mike J - Spanton, Tim R | |
| O`mahoney, Mike J | Collins, Nigel | 1/2-1/2 | A45 | Round 3: O`mahoney, Mike J - Collins, Nigel | |
| O`mahoney, Mike J | Kelly, Ian G | 1/2-1/2 | A45 | Round 5: O`mahoney, Mike J - Kelly, Ian G |