| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Bosboom vs C Van Oosterom |
| 1-0 | 22 |
2005 |
Amsterdam Chess Tournament | A20 English |
| 2. C Van Oosterom vs W Van de Fliert |
| 0-1 | 56 |
2006 |
Amsterdam Chess Tournament | B22 Sicilian, Alapin |
| 3. C Van Oosterom vs T Timman |
 | 1-0 | 33 |
2006 |
Amsterdam Chess Tournament | B22 Sicilian, Alapin |
| 4. J Vogel vs C Van Oosterom |
| 1-0 | 43 |
2006 |
Amsterdam Chess Tournament | A04 Reti Opening |
| 5. O Van Veen vs C Van Oosterom |
| 1-0 | 22 |
2006 |
Amsterdam Chess Tournament | B90 Sicilian, Najdorf |
| 6. C De Saegher vs C Van Oosterom |
 | ½-½ | 99 |
2006 |
Amsterdam Chess Tournament | A81 Dutch |
| 7. C Van Oosterom vs A J Keessen |
| ½-½ | 59 |
2006 |
Amsterdam Chess Tournament | B22 Sicilian, Alapin |
| 8. C Van Oosterom vs R Miedema |
| 0-1 | 34 |
2006 |
Amsterdam Chess Tournament | C18 French, Winawer |
| 9. M De Jong vs C Van Oosterom |
| ½-½ | 64 |
2006 |
Amsterdam Chess Tournament | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 10. M Overeem vs C Van Oosterom |
| 0-1 | 43 |
2006 |
Amsterdam Chess Tournament | A30 English, Symmetrical |
| 11. H Galje vs C Van Oosterom |
| 0-1 | 35 |
2009 |
13th Unive Tournament (Open) | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
| 12. Nijboer vs C Van Oosterom |
| 1-0 | 41 |
2009 |
13th Unive Tournament (Open) | B33 Sicilian |
| 13. W Heemskerk vs C Van Oosterom |
| ½-½ | 59 |
2009 |
13th Unive Tournament (Open) | A04 Reti Opening |
| 14. C Van Oosterom vs J Kraai |
| 1-0 | 41 |
2009 |
13th Unive Tournament (Open) | C12 French, McCutcheon |
| 15. C Van Oosterom vs L Van Kooten |
| ½-½ | 18 |
2009 |
13th Unive Tournament (Open) | B40 Sicilian |
| 16. S Kasparov vs C Van Oosterom |
| ½-½ | 46 |
2009 |
13th Unive Tournament (Open) | B30 Sicilian |
| 17. H Vedder vs C Van Oosterom |
| 1-0 | 27 |
2009 |
13th Unive Tournament (Open) | B30 Sicilian |
| 18. C Van Oosterom vs P Hulshof |
 | 1-0 | 23 |
2009 |
13th Unive Tournament (Open) | B06 Robatsch |
| 19. C Van Oosterom vs Peta Genov |
| ½-½ | 19 |
2009 |
13th Unive Tournament (Open) | E00 Queen's Pawn Game |