| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. D Ruijgrok vs M Erwich |
| 0-1 | 57 |
2001 |
NED-ch U16 | C44 King's Pawn Game |
| 2. D Ruijgrok vs F Van de Klashorst |
| 0-1 | 65 |
2001 |
10th AKN Weekender | B24 Sicilian, Closed |
| 3. D Ruijgrok vs H P Garcia |
| 0-1 | 34 |
2001 |
10th AKN Weekender | B23 Sicilian, Closed |
| 4. E Klaassens vs D Ruijgrok |
| 0-1 | 53 |
2001 |
10th AKN Weekender | B02 Alekhine's Defense |
| 5. D Ruijgrok vs S Ansell |
| 0-1 | 22 |
2005 |
Amsterdam Chess Tournament | B30 Sicilian |
| 6. S Siebrecht vs D Ruijgrok |
| 1-0 | 34 |
2005 |
Amsterdam Chess Tournament | A22 English |
| 7. J Fluvia Poyatos vs D Ruijgrok |
| 1-0 | 48 |
2006 |
9th Open | C45 Scotch Game |
| 8. D Ruijgrok vs T Hillarp Persson |
| 0-1 | 36 |
2006 |
Banyoles International Festival | B80 Sicilian, Scheveningen |
| 9. Nijboer vs D Ruijgrok |
| 1-0 | 61 |
2007 |
11th Essent Open | C95 Ruy Lopez, Closed, Breyer |
| 10. V Akotchik vs D Ruijgrok |
| 1-0 | 31 |
2007 |
11th Essent Open | A81 Dutch |
| 11. D Ruijgrok vs O Sadallah |
| 1-0 | 59 |
2007 |
11th Essent Open | B00 Uncommon King's Pawn Opening |
| 12. D Ruijgrok vs M Van Delft |
| 0-1 | 47 |
2007 |
11th Essent Open | B76 Sicilian, Dragon, Yugoslav Attack |
| 13. D Ruijgrok vs P Schuurman |
| 1-0 | 62 |
2007 |
11th Essent Open | B12 Caro-Kann Defense |
| 14. E Safarli vs D Ruijgrok |
| ½-½ | 50 |
2007 |
11th Essent Open | C77 Ruy Lopez |
| 15. J Van Apeldoorn vs D Ruijgrok |
| 0-1 | 41 |
2007 |
11th Essent Open | C45 Scotch Game |
| 16. D Ruijgrok vs B Van Opheusden |
| 1-0 | 44 |
2007 |
11th Essent Open | B90 Sicilian, Najdorf |
| 17. D Ruijgrok vs A Van Weersel |
| ½-½ | 53 |
2007 |
11th Essent Open | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 18. D Ruijgrok vs Li Shilong |
 | ½-½ | 49 |
2008 |
Corus (Group C) | B58 Sicilian |
| 19. E Grivas vs D Ruijgrok |
 | 1-0 | 35 |
2008 |
Corus (Group C) | A10 English |
| 20. D Ruijgrok vs Z Peng |
| 0-1 | 71 |
2008 |
Corus (Group C) | C07 French, Tarrasch |
| 21. Van der Wiel vs D Ruijgrok |
| ½-½ | 47 |
2008 |
Corus (Group C) | C45 Scotch Game |
| 22. D Ruijgrok vs D Reinderman |
 | 0-1 | 43 |
2008 |
Corus (Group C) | B40 Sicilian |
| 23. Negi vs D Ruijgrok |
 | 1-0 | 35 |
2008 |
Corus (Group C) | B31 Sicilian, Rossolimo Variation |
| 24. D Ruijgrok vs A Braun |
| ½-½ | 58 |
2008 |
Corus (Group C) | B18 Caro-Kann, Classical |
| 25. D Ruijgrok vs Nijboer |
 | 0-1 | 64 |
2008 |
Corus (Group C) | B58 Sicilian |