Tournament Record - Sean O'Sullivan In Home Nations Series
| Played | Winner | Final | Semi-final | Quarter-final | Last 16 | Last 32 | Prize Money | Centuries |
|---|---|---|---|---|---|---|---|---|
| 18 | 0 | 0 | 0 | 4 | 10 | 24 | 21,500 | 3 |
| Tournament | Finish | Prize Money (GBP) |
|---|---|---|
 2023 Scottish Open |
Last 128 | 0 |
| 2023 Northern Ireland Open |
Last 32 | 4,500 |
| 2023 Welsh Open |
Last 128 | 0 |
| 2022 English Open |
Last 128 | 0 |
| 2022 Scottish Open |
Last 64 | 3,000 |
| 2022 Northern Ireland Open |
Last 64 | 3,000 |
| 2019 Welsh Open |
Last 128 | 0 |
| 2018 Scottish Open |
Last 128 | 0 |
| 2018 Northern Ireland Open |
Last 64 | 2,500 |
| 2018 English Open |
Last 128 | 0 |
| 2018 Welsh Open |
Last 128 | 0 |
| 2017 Scottish Open |
Last 128 | 0 |
| 2017 Northern Ireland Open |
Last 128 | 0 |
| 2017 English Open |
Last 128 | 0 |
| 2017 Welsh Open |
Last 64 | 2,500 |
| 2016 Scottish Open |
Last 16 | 6,000 |
| 2016 Northern Ireland Open |
Last 128 | 0 |
| 2016 English Open |
Last 128 | 0 |