| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Nunn vs L Keitlinghaus |
| 1-0 | 36 | 1986 | FRG Open Championship | A00 Uncommon Opening |
| 2. H van der Veen vs L Keitlinghaus |
| 0-1 | 33 | 1986 | FRG Open Championship | A07 King's Indian Attack |
| 3. R Hubert vs L Keitlinghaus |
| 1-0 | 38 | 1986 | FRG Open Championship | A40 Queen's Pawn Game |
| 4. L Keitlinghaus vs M Stangl |
| 1-0 | 41 | 1986 | FRG Open Championship | A34 English, Symmetrical |
| 5. L Keitlinghaus vs R Kraut |
| 1-0 | 33 | 1986 | FRG Open Championship | E90 King's Indian |
| 6. Hort vs L Keitlinghaus |
 | 1-0 | 34 | 1987 | Bundesliga 1986/87 | C07 French, Tarrasch |
| 7. L Keitlinghaus vs Smejkal |
| ½-½ | 17 | 1987 | Bundesliga 1987/88 | C68 Ruy Lopez, Exchange |
| 8. R Borngaesser vs L Keitlinghaus |
| ½-½ | 24 | 1987 | Dortmund Open | A07 King's Indian Attack |
| 9. L Keitlinghaus vs P Schlosser |
| ½-½ | 25 | 1987 | Dortmund Open | A13 English |
| 10. L Keitlinghaus vs D V Prasad |
| 1-0 | 29 | 1987 | 11th Lloyds Bank Masters Open | E90 King's Indian |
| 11. D Hergott vs L Keitlinghaus |
| 0-1 | 45 | 1987 | 11th Lloyds Bank Masters Open | E60 King's Indian Defense |
| 12. L Keitlinghaus vs V Bukal Sr |
| ½-½ | 9 | 1988 | Dortmund-B | D32 Queen's Gambit Declined, Tarrasch |
| 13. L Keitlinghaus vs G Makropoulos |
| ½-½ | 44 | 1988 | Dortmund-B | A45 Queen's Pawn Game |
| 14. L Keitlinghaus vs B Kohlweyer |
| ½-½ | 26 | 1988 | Dortmund-B | A45 Queen's Pawn Game |
| 15. L Keitlinghaus vs W Schmidt |
| ½-½ | 28 | 1988 | Dortmund-B | E90 King's Indian |
| 16. S Mohr vs L Keitlinghaus |
| ½-½ | 39 | 1988 | Bundesliga 1988/89 | E11 Bogo-Indian Defense |
| 17. I Farago vs L Keitlinghaus |
| ½-½ | 50 | 1988 | Dortmund-B | A90 Dutch |
| 18. Spassky vs L Keitlinghaus |
| ½-½ | 13 | 1988 | Bundesliga 1987/88 | C10 French |
| 19. L Keitlinghaus vs T Tolnai |
| ½-½ | 46 | 1988 | Dortmund-B | A45 Queen's Pawn Game |
| 20. Smejkal vs L Keitlinghaus |
| 1-0 | 63 | 1988 | Bundesliga 1988/89 | A30 English, Symmetrical |
| 21. J Konikowski vs L Keitlinghaus |
| ½-½ | 61 | 1988 | Dortmund-B | C07 French, Tarrasch |
| 22. A Davidovic vs L Keitlinghaus |
| ½-½ | 51 | 1988 | Dortmund-B | A90 Dutch |
| 23. L Keitlinghaus vs Adorjan |
| 0-1 | 36 | 1988 | Bundesliga 1988/89 | A45 Queen's Pawn Game |
| 24. Nunn vs L Keitlinghaus |
| ½-½ | 41 | 1988 | Bundesliga 1987/88 | C10 French |
| 25. L Keitlinghaus vs G Mainka |
| 1-0 | 35 | 1988 | Dortmund-B | A21 English |
Kibitzing
