Tournament Record - Robert Marshall In WPBSA Non-Ranking Series
| Played | Winner | Final | Semi-final | Quarter-final | Last 16 | Last 32 | Prize Money | Centuries |
|---|---|---|---|---|---|---|---|---|
| 3 | 0 | 2 | 2 | 6 | 4 | 16 | 525 | 0 |
| Tournament | Finish | Prize Money (GBP) |
|---|---|---|
 1989 WPBSA Non-Ranking - Event 2 |
Withdrew | 0 |
| 1989 WPBSA Non-Ranking - Event 1 |
Last 32 | 250 |
| 1988 WPBSA Non-Ranking - Event 3 |
Last 48 | 150 |
| 1988 WPBSA Non-Ranking - Event 2 |
Last 64 | 125 |