| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Schnabel vs H van Kempen |
| 1-0 | 47 | 1985 | corres DDR/BRD | C39 King's Gambit Accepted |
| 2. Mergner # vs H van Kempen |
| 0-1 | 40 | 1987 | cr FRG/K21 | C29 Vienna Gambit |
| 3. V Prokhorov vs H van Kempen |
| 0-1 | 52 | 1989 | WT/M/GT/261 | B22 Sicilian, Alapin |
| 4. J Aldrete Lobo vs H van Kempen |
| ½-½ | 33 | 1989 | WT/M/GT/261 | B45 Sicilian, Taimanov |
| 5. S E Sagstrom vs H van Kempen |
| 0-1 | 26 | 1989 | WT/M/GT/261 | B33 Sicilian |
| 6. B Kievelitz vs H van Kempen |
| ½-½ | 33 | 1989 | WT/M/GT/261 | E12 Queen's Indian |
| 7. H van Kempen vs O Zenker |
| ½-½ | 50 | 1989 | WT/M/GT/261 | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 8. H van Kempen vs R Suess |
 | 1-0 | 35 | 1989 | WT/M/GT/261 | B12 Caro-Kann Defense |
| 9. H van Kempen vs J Ries |
| 1-0 | 31 | 1989 | WT/M/GT/261 | C78 Ruy Lopez |
| 10. H van Kempen vs W Neil |
| 1-0 | 31 | 1989 | WT/M/GT/261 | C95 Ruy Lopez, Closed, Breyer |
| 11. H Gnirk vs H van Kempen |
| ½-½ | 37 | 1989 | WT/M/GT/261 | B22 Sicilian, Alapin |
| 12. W I Gailiunas vs H van Kempen |
| ½-½ | 26 | 1989 | WT/M/GT/261 | B33 Sicilian |
| 13. C Ferron Garcia vs H van Kempen |
| ½-½ | 28 | 1989 | WT/M/GT/261 | B22 Sicilian, Alapin |
| 14. H van Kempen vs E Rosenhahn |
| 1-0 | 22 | 1989 | WT/M/GT/261 | C64 Ruy Lopez, Classical |
| 15. H Moye vs H van Kempen |
| 0-1 | 15 | 1991 | WT/M/GT/289 | B33 Sicilian |
| 16. J A Diani vs H van Kempen |
| ½-½ | 24 | 1991 | WT/M/GT/289 | B33 Sicilian |
| 17. H van Kempen vs C Groeger |
| 1-0 | 24 | 1991 | WT/M/GT/289 | B97 Sicilian, Najdorf |
| 18. H Ahman vs H van Kempen |
| ½-½ | 45 | 1991 | WT/M/GT/289 | E14 Queen's Indian |
| 19. H van Kempen vs B Luesse |
| 1-0 | 22 | 1991 | WT/M/GT/289 | C34 King's Gambit Accepted |
| 20. H van Kempen vs A Hebels |
| ½-½ | 22 | 1991 | WT/M/GT/289 | B05 Alekhine's Defense, Modern |
| 21. H van Kempen vs G Tyagunov |
| 1-0 | 42 | 1991 | WT/M/GT/289 | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 22. T Mahling vs H van Kempen |
| 0-1 | 46 | 1991 | WT/M/GT/289 | B33 Sicilian |
| 23. Y Shorokhov vs H van Kempen |
| 0-1 | 30 | 1991 | WT/M/GT/289 | B33 Sicilian |
| 24. D Valeriani vs H van Kempen |
| ½-½ | 28 | 1991 | WT/M/GT/289 | E12 Queen's Indian |
| 25. H van Kempen vs M Pecha |
| 0-1 | 53 | 1996 | CM..0.00013 | B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 |
Kibitzing
