Tournament Record - Otto Ahrens In German Open Snooker Ranking Series
| Played | Winner | Final | Semi-final | Quarter-final | Last 16 | Last 32 | Prize Money | Centuries |
|---|---|---|---|---|---|---|---|---|
| 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Tournament | Finish | Prize Money (GBP) |
|---|---|---|
 1994 German Open Snooker Ranking - Event 34 - 4 Star - Giessen Open |
Last 80 | 0 |
| 1994 German Open Snooker Ranking - Event 17 - 3 Star - Hannover Cup |
Last 64 | 0 |
| 1994 German Open Snooker Ranking - Event 15 - 1 Star |
Last 64 | 0 |
| 1994 German Open Snooker Ranking - Event 11 - 1 Star |
Last 48 | 0 |
| 1994 German Open Snooker Ranking - Event 5 - 2 Star |
Last 80 | 0 |
| 1993 German Open Snooker Ranking - Event 23 - 2 Star |
Last 80 | 0 |
| 1993 German Open Snooker Ranking - Event 10 - 2 Stars |
Last 64 | 0 |
| 1993 German Open Snooker Ranking - Event 9 - 4 Stars - Gelsenkirchen Open |
Last 112 | 0 |
| 1993 German Open Snooker Ranking - Event 8 - 2 Stars |
Last 80 | 0 |