Tournament Record - Declan Brennan In European Championships - Under 21
| Played | Winner | Final | Semi-final | Quarter-final | Last 16 | Last 32 | Prize Money | Centuries |
|---|---|---|---|---|---|---|---|---|
| 4 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 1 |
| Tournament | Finish | Prize Money (GBP) |
|---|---|---|
 2014 European Championships - Under 21 |
Last 16 | 0 |
| 2013 European Championships - Under 21 |
Last 16 | 0 |
| 2012 European Championships - Under 21 |
Last 32 | 0 |
| 2011 European Championships - Under 21 |
Last 32 | 0 |