| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. K Nguyen vs J Leconte |
| 0-1 | 26 | 2001 | FRA-chT | C11 French |
| 2. T Chevrier vs K Nguyen |
| 1-0 | 29 | 2001 | FRA-chT | A07 King's Indian Attack |
| 3. K Nguyen vs J Pivovarov |
| 1-0 | 26 | 2001 | Keres Memorial Open | B72 Sicilian, Dragon |
| 4. D A Herder vs K Nguyen |
| 1-0 | 26 | 2001 | Keres Memorial Open | A45 Queen's Pawn Game |
| 5. H Wu vs K Nguyen |
| 1-0 | 44 | 2001 | Keres Memorial Open | B97 Sicilian, Najdorf |
| 6. D Haukenfrers vs K Nguyen |
| 1-0 | 46 | 2001 | Keres Memorial Open | A00 Uncommon Opening |
| 7. V Zemitis vs K Nguyen |
| ½-½ | 24 | 2001 | Keres Memorial Open | E67 King's Indian, Fianchetto |
| 8. K Nguyen vs D Gustafson |
| 1-0 | 24 | 2001 | Keres Memorial Open | B01 Scandinavian |
| 9. K Nguyen vs C White |
| 1-0 | 13 | 2005 | Canadian Open | C10 French |
| 10. K Nguyen vs J Reeve |
| 0-1 | 42 | 2005 | Canadian Open | B33 Sicilian |
| 11. A Baser vs K Nguyen |
| 0-1 | 21 | 2005 | Canadian Open | B90 Sicilian, Najdorf |
| 12. T Longo vs K Nguyen |
| 0-1 | 41 | 2005 | Canadian Open | E67 King's Indian, Fianchetto |
| 13. K Nguyen vs M Dougherty |
| ½-½ | 63 | 2005 | Canadian Open | B57 Sicilian |
| 14. G Swathi vs K Nguyen |
| 0-1 | 45 | 2005 | Canadian Open | B90 Sicilian, Najdorf |
| 15. K Nguyen vs S R Chowdhury |
| 0-1 | 27 | 2005 | Canadian Open | B32 Sicilian |
| 16. B Thipsay vs K Nguyen |
| 1-0 | 40 | 2005 | Canadian Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 17. M Stark vs K Nguyen |
| 0-1 | 51 | 2005 | Canadian Open | E67 King's Indian, Fianchetto |
| 18. K Nguyen vs D Belleau |
| 1-0 | 33 | 2005 | Canadian Open | B90 Sicilian, Najdorf |
| 19. L Day vs K Nguyen |
| 1-0 | 32 | 2008 | Calgary op | A07 King's Indian Attack |
| 20. Ganguly vs K Nguyen |
 | 1-0 | 23 | 2009 | Canadian Open | B90 Sicilian, Najdorf |
| 21. A Tcherni vs K Nguyen |
| 0-1 | 81 | 2023 | Canadian Open | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 22. D Ramalho vs K Nguyen |
| ½-½ | 43 | 2023 | Canadian Open | B10 Caro-Kann |
| 23. K Nguyen vs A Gupta |
| 0-1 | 38 | 2023 | Canadian Open | B90 Sicilian, Najdorf |
| 24. K Nguyen vs C Ntete |
| 1-0 | 37 | 2023 | Canadian Open | C41 Philidor Defense |
| 25. D Murali vs K Nguyen |
| ½-½ | 36 | 2023 | Canadian Open | A01 Nimzovich-Larsen Attack |
Kibitzing
