| Code | SWI-M-014787 |
|---|---|
| Gender | Male |
| Used name | David•O'Brien |
| Born | 28 January 1983 |
| Sport | Competition | Host City | Country | Event | Placement | Country | |
|---|---|---|---|---|---|---|---|
| Swimming | 1999 European Youth Olympic Days | Esbjerg | 200 m Backstroke, Men | 🥈 | |||
| Swimming | 2000 World Swimming Championships (25 m) | Athina | 200 m Backstroke, Men | 24 | |||
| Swimming | 2000 European Junior Swimming Championships | Dunkerque | 200 m Backstroke, Men | 🥉 | |||
| Swimming | 2000 Commonwealth Youth Games | Edinburgh | 100 m Backstroke, Men | 🥉 | |||
| Swimming | 2000 Commonwealth Youth Games | Edinburgh | 200 m Backstroke, Men | 🥈 |