| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Brian O'Sullivan | 50 L Back | Finals | 26.84 |
| 2 | Brian O'Sullivan | 100 L Free | Prelims | 52.42 |
| 3 | Brian O'Sullivan | 100 L Free | Finals | 52.72 |
| 4 | Brian O'Sullivan | 100 L Back | Finals | 58.88 |
| 5 | Brian O'Sullivan | 100 L Back | Prelims | 59.32 |
| 6 | Mathew Coward | 50 L Free | Finals | 24.03 |
| 7 | Mathew Coward | 100 L Free | Prelims | 53.93 |
| 8 | Brian O'Sullivan | 50 L Fly | Prelims | 25.94 |
| 9 | Brian O'Sullivan | 200 L Free | Prelims | 1:58.19 |
| 10 | Brian O'Sullivan | 50 L Back | Prelims | 27.95 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | NAC Ashbourne | 400 L Free Relay | Finals | |
| 2 | NAC Ashbourne | 400 L Free Relay | Prelims | |
| Name | FINA | |
|---|---|---|
| 1 | Mathew Coward | 615.8 |
| 2 | Cillian Colvin | 600.2 |
| 3 | Conor Sheahan | 539.0 |
| 4 | Andriy Babiy | 512.0 |
| 5 | James Scully | 169.7 |
