Tournament Record - Sean O'Sullivan In English Amateur Championship
| Played | Winner | Final | Semi-final | Quarter-final | Last 16 | Last 32 | Prize Money | Centuries |
|---|---|---|---|---|---|---|---|---|
| 4 | 0 | 0 | 0 | 4 | 8 | 24 | 0 | 1 |
| Tournament | Finish | Prize Money (GBP) |
|---|---|---|
 2022 English Amateur Championship |
Last 64 | 0 |
| 2020 English Amateur Championship |
Pre-qualifying 4 | 0 |
| 2015 English Amateur Championship |
South - Quarter-final | 0 |
| 2012 English Amateur Championship |
South - Last 16 | 0 |