Tournament Record - Mark Williams In World Open
| Played | Winner | Final | Semi-final | Quarter-final | Last 16 | Last 32 | Prize Money | Centuries |
|---|---|---|---|---|---|---|---|---|
| 8 | 72 | 58 | 100 | 170 | 200 | 170 | 214,500 | 10 |
| Tournament | Finish | Prize Money (GBP) |
|---|---|---|
 2025 World Open |
Last 128 | 0 |
| 2018 World Open |
Winner | 150,000 |
| 2017 World Open |
Quarter-final | 18,000 |
| 2016 World Open |
Last 16 | 8,000 |
| 2014 World Open |
Last 32 | 6,500 |
| 2013 World Open |
Last 32 | 6,000 |
| 2012 World Open |
Last 32 | 6,000 |
| 2010 World Open |
Semi-final | 20,000 |