| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. M Schaefer vs P Dittmar |
| ½-½ | 10 | 1991 | Bad Wildbad IM | D34 Queen's Gambit Declined, Tarrasch |
| 2. M Cebalo vs P Dittmar |
| ½-½ | 25 | 1994 | Oberwart Open | D34 Queen's Gambit Declined, Tarrasch |
| 3. D Riegler vs P Dittmar |
| ½-½ | 17 | 1994 | German Championship | D34 Queen's Gambit Declined, Tarrasch |
| 4. M Stoeber vs P Dittmar |
| ½-½ | 51 | 1994 | German Championship | D34 Queen's Gambit Declined, Tarrasch |
| 5. G Spindelboeck vs P Dittmar |
| ½-½ | 36 | 1995 | Oberwart Open | D34 Queen's Gambit Declined, Tarrasch |
| 6. A Panchenko vs P Dittmar |
| ½-½ | 36 | 1999 | Staufer Open | D34 Queen's Gambit Declined, Tarrasch |
| 7. I Farago vs P Dittmar |
| 1-0 | 41 | 1999 | Seefeld op 10th | D34 Queen's Gambit Declined, Tarrasch |
| 8. I Novikov vs P Dittmar |
| 1-0 | 46 | 1999 | Bayern-chI Bank Hofmann 3rd | D34 Queen's Gambit Declined, Tarrasch |
| 9. P Braun vs P Dittmar |
| 0-1 | 36 | 2000 | Staufer Open | D34 Queen's Gambit Declined, Tarrasch |
| 10. Yakovich vs P Dittmar |
| 1-0 | 44 | 2000 | Aosta Valley Open | D34 Queen's Gambit Declined, Tarrasch |
| 11. S Simonenko vs P Dittmar |
| 0-1 | 48 | 2000 | European Championship | D34 Queen's Gambit Declined, Tarrasch |
| 12. Z Gofshtein vs P Dittmar |
| 1-0 | 49 | 2000 | Arco Open | D34 Queen's Gambit Declined, Tarrasch |
| 13. G Kovacs vs P Dittmar |
| ½-½ | 66 | 2001 | Hotel Lippa GM | D34 Queen's Gambit Declined, Tarrasch |
| 14. B Kohlweyer vs P Dittmar |
| ½-½ | 31 | 2003 | Bad Woerishofen op 19th | D34 Queen's Gambit Declined, Tarrasch |
| 15. L Javakhishvili vs P Dittmar |
| 1-0 | 34 | 2010 | Gibraltar Masters | D34 Queen's Gambit Declined, Tarrasch |
Kibitzing
