| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Fongers vs T Willemze |
| 0-1 | 25 | 1992 | Hengelo op-D | B76 Sicilian, Dragon, Yugoslav Attack |
| 2. T Willemze vs M Bosboom |
| 0-1 | 30 | 1997 | Vlissingen HZ op 1st | B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 |
| 3. T Willemze vs N Gaprindashvili |
| 1-0 | 11 | 1998 | Groningen Open | B50 Sicilian |
| 4. Stellwagen vs T Willemze |
| 0-1 | 63 | 1999 | Keres mem op | B01 Scandinavian |
| 5. T Willemze vs P Schuurman |
| ½-½ | 21 | 1999 | Keres mem op | B12 Caro-Kann Defense |
| 6. S Ernst vs T Willemze |
| ½-½ | 24 | 1999 | NED-ch U20 | A46 Queen's Pawn Game |
| 7. P Mach vs T Willemze |
| 0-1 | 50 | 1999 | Glorney Cup U20 | C02 French, Advance |
| 8. T Willemze vs Van der Wiel |
| 0-1 | 17 | 1999 | Lost Boys Open | B06 Robatsch |
| 9. T Willemze vs Stellwagen |
| 1-0 | 24 | 2000 | NED-ch U20 | B06 Robatsch |
| 10. T Willemze vs S Buckley |
| ½-½ | 63 | 2000 | Glorney and Faber Cup | B25 Sicilian, Closed |
| 11. T Willemze vs S Geirnaert |
| 1-0 | 25 | 2000 | Glorney and Faber Cup | A01 Nimzovich-Larsen Attack |
| 12. R S Jones vs T Willemze |
| ½-½ | 45 | 2000 | Glorney and Faber Cup | C05 French, Tarrasch |
| 13. J Brychta vs T Willemze |
| 1-0 | 40 | 2000 | Glorney and Faber Cup | C05 French, Tarrasch |
| 14. T Willemze vs A Rainfray |
| 1-0 | 71 | 2000 | Glorney and Faber Cup | B25 Sicilian, Closed |
| 15. T Willemze vs A Vermue |
| 1-0 | 34 | 2000 | HZ Open | C46 Three Knights |
| 16. T Willemze vs Barsov |
| 1-0 | 36 | 2000 | HZ Open | C17 French, Winawer, Advance |
| 17. R Burgerhoff vs T Willemze |
 | 0-1 | 39 | 2000 | HZ Open | A57 Benko Gambit |
| 18. S Strating vs T Willemze |
| 1-0 | 39 | 2001 | NED-chT | A31 English, Symmetrical, Benoni Formation |
| 19. Smeets vs T Willemze |
| 1-0 | 38 | 2001 | NED-chT | C02 French, Advance |
| 20. T Willemze vs J Bosch van Rosenthal |
| 1-0 | 25 | 2003 | Dutch Open | C41 Philidor Defense |
| 21. L'Ami vs T Willemze |
| 1-0 | 38 | 2003 | Dutch Open | E10 Queen's Pawn Game |
| 22. T Willemze vs G Verholt |
| ½-½ | 29 | 2003 | Dutch Open | C48 Four Knights |
| 23. J Heltzel vs T Willemze |
| ½-½ | 15 | 2003 | Dutch Open | B77 Sicilian, Dragon, Yugoslav Attack |
| 24. T Willemze vs L van Tol |
| 1-0 | 48 | 2003 | Dutch Open | A06 Reti Opening |
| 25. T de Wit vs T Willemze |
| 0-1 | 30 | 2003 | Dutch Open | A30 English, Symmetrical |
Kibitzing
