Denis O'Brien
Biographical details
| Code | SWI-M-019914 |
|---|---|
| Gender | Male |
| Used name | Denis•O'Brien |
| Born | 18 May 2007 |
Results
| Sport | Competition | Host City | Country | Event | Placement | Country | |
|---|---|---|---|---|---|---|---|
| Swimming | 2025 European Short Course Swimming Championships | Lublin |  POL |
200 m Freestyle, Men | =68 |  IRL |
|
| Swimming | 2025 European Short Course Swimming Championships | Lublin | POL |
400 m Freestyle, Men | 53 | IRL |
|
| Swimming | 2025 European Short Course Swimming Championships | Lublin | POL |
800 m Freestyle, Men | DNS | IRL |