Tournament Record - Mark Williams In International Open
| Played | Winner | Final | Semi-final | Quarter-final | Last 16 | Last 32 | Prize Money | Centuries |
|---|---|---|---|---|---|---|---|---|
| 5 | 70 | 56 | 98 | 168 | 194 | 166 | 10,350 | 2 |
| Tournament | Finish | Prize Money (GBP) |
|---|---|---|
 1997 International Open |
Last 16 | 4,550 |
| 1996 International Open |
Last 32 | 2,600 |
| 1995 International Open |
Last 32 | 2,600 |
| 1994 International Open |
Round 7 | 0 |
| 1993 International Open |
Last 64 | 600 |