Tournament Record - David Cassidy In World Under-21 Championship - Men
| Played | Winner | Final | Semi-final | Quarter-final | Last 16 | Last 32 | Prize Money | Centuries |
|---|---|---|---|---|---|---|---|---|
| 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| Tournament | Finish | Prize Money (GBP) |
|---|---|---|
 2014 World Under-21 Championship - Men |
Last 32 | 0 |
| 2013 World Under-21 Championship - Men |
Last 56 | 0 |
| 2012 World Under-21 Championship - Men |
Last 16 | 0 |
| 2011 World Under-21 Championship - Men |
Last 16 | 0 |
| 2010 World Under-21 Championship - Men |
Play-off | 0 |