| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. V Diepeveen vs A Luca |
| 1-0 | 15 |
1990 |
Utrecht | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 2. Rublevsky vs V Diepeveen |
 | 1-0 | 26 |
1992 |
Berlin Summer op ,TD 92\11 | B18 Caro-Kann, Classical |
| 3. V Diepeveen vs Barsov |
| 0-1 | 53 |
1994 |
Haarlem AKN | A00 Uncommon Opening |
| 4. Korchnoi vs V Diepeveen |
| 1-0 | 61 |
1995 |
Nederland tt | D17 Queen's Gambit Declined Slav |
| 5. V Diepeveen vs B Pel |
 | 1-0 | 28 |
2000 |
open | B09 Pirc, Austrian Attack |
| 6. V Diepeveen vs S Ernst |
 | 0-1 | 34 |
2000 |
open | C45 Scotch Game |
| 7. F Van der Elburg vs V Diepeveen |
| 1-0 | 76 |
2000 |
open | A11 English, Caro-Kann Defensive System |
| 8. V Meijers vs V Diepeveen |
| 1-0 | 37 |
2000 |
open | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 9. T Gelashvili vs V Diepeveen |
| 1-0 | 50 |
2000 |
open | B18 Caro-Kann, Classical |
| 10. V Diepeveen vs L Van Beek |
| 1-0 | 34 |
2000 |
open | C58 Two Knights |
| 11. V Diepeveen vs R Odendahl |
| 1-0 | 26 |
2000 |
open | B62 Sicilian, Richter-Rauzer |
| 12. W Muhren vs V Diepeveen |
| 0-1 | 29 |
2000 |
open | B10 Caro-Kann |
| 13. HB Tan vs V Diepeveen |
| 0-1 | 38 |
2000 |
open | B14 Caro-Kann, Panov-Botvinnik Attack |
| 14. V Diepeveen vs Dgebuadze |
| ½-½ | 37 |
2001 |
Dutch Open | C18 French, Winawer |
| 15. R Odendahl vs V Diepeveen |
| 1-0 | 19 |
2001 |
Dutch Open | A11 English, Caro-Kann Defensive System |
| 16. V Diepeveen vs M Boel |
| 1-0 | 45 |
2001 |
Dutch Open | B43 Sicilian, Kan, 5.Nc3 |
| 17. V Diepeveen vs W Muhren |
| 1-0 | 46 |
2001 |
Dutch Open | B32 Sicilian |
| 18. D Rogozenko vs V Diepeveen |
| 1-0 | 56 |
2001 |
Dutch Open | D12 Queen's Gambit Declined Slav |
| 19. J Bosch vs V Diepeveen |
| 1-0 | 26 |
2001 |
Dutch Open | B12 Caro-Kann Defense |
| 20. V Diepeveen vs J Michielsen |
| 1-0 | 49 |
2001 |
Dutch Open | C18 French, Winawer |
| 21. M Solleveld vs V Diepeveen |
| ½-½ | 32 |
2001 |
Dutch Open | B14 Caro-Kann, Panov-Botvinnik Attack |
| 22. V Diepeveen vs M Waddington |
| 1-0 | 48 |
2001 |
Dutch Open | C16 French, Winawer |
| 23. V Diepeveen vs E Van Leeuwen |
| 1-0 | 30 |
2003 |
Ch Belgium (team) 2002/03 | C45 Scotch Game |
| 24. B Vermeulen vs V Diepeveen |
| 1-0 | 29 |
2007 |
Belgian League | E54 Nimzo-Indian, 4.e3, Gligoric System |
| 25. M Van Delft vs V Diepeveen |
| ½-½ | 22 |
2009 |
Dutch Open | B18 Caro-Kann, Classical |