| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Thanh Son Nguyen vs Nijboer |
| 0-1 | 48 |
2000 |
34th Olympiad | B33 Sicilian |
| 2. Thanh Son Nguyen vs T Thamtavatvorn |
| 1-0 | 57 |
2001 |
1st Sea Chess TCh | A39 English, Symmetrical, Main line with d4 |
| 3. Thanh Son Nguyen vs M R Venkatesh |
| 1-0 | 39 |
2001 |
Asian U20 | B89 Sicilian |
| 4. Thanh Son Nguyen vs N Sawalani |
| ½-½ | 59 |
2001 |
1st Asean Open | B40 Sicilian |
| 5. Thanh Son Nguyen vs M Panchanathan |
| 1-0 | 58 |
2001 |
Asian U20 | C55 Two Knights Defense |
| 6. Thanh Son Nguyen vs R Nolte |
| ½-½ | 69 |
2001 |
1st Sea Chess TCh | D55 Queen's Gambit Declined |
| 7. S Kayumov vs Thanh Son Nguyen |
| 0-1 | 66 |
2001 |
Asian U20 | C42 Petrov Defense |
| 8. Thanh Son Nguyen vs R Antonio |
| ½-½ | 51 |
2001 |
1st Asean Open | B33 Sicilian |
| 9. M Sharbaf vs Thanh Son Nguyen |
| 0-1 | 28 |
2001 |
Asian U20 | C41 Philidor Defense |
| 10. Z Dollah vs Thanh Son Nguyen |
| 0-1 | 29 |
2001 |
1st Asean Open | A45 Queen's Pawn Game |
| 11. Thanh Son Nguyen vs A Obada |
| ½-½ | 45 |
2001 |
Asian U20 | B66 Sicilian, Richter-Rauzer Attack, 7...a6 |
| 12. Thanh Son Nguyen vs A Mohd Omar |
| 1-0 | 41 |
2001 |
1st Asean Open | B64 Sicilian, Richter-Rauzer Attack |
| 13. N Mariano vs Thanh Son Nguyen |
| 0-1 | 68 |
2001 |
1st Sea Chess TCh | C42 Petrov Defense |
| 14. Thanh Son Nguyen vs Harikrishna |
| 1-0 | 76 |
2001 |
Asian U20 | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 15. O Boricsev vs Thanh Son Nguyen |
| ½-½ | 9 |
2001 |
1st Asean Open | C42 Petrov Defense |
| 16. E Sheripov vs Thanh Son Nguyen |
 | 0-1 | 42 |
2001 |
Asian U20 | C41 Philidor Defense |
| 17. Thanh Son Nguyen vs M Hasan |
| ½-½ | 4 |
2001 |
Asian U20 | B30 Sicilian |
| 18. Thanh Son Nguyen vs S Megaranto |
| 1-0 | 64 |
2001 |
1st Sea Chess TCh | D13 Queen's Gambit Declined Slav, Exchange Variation |
| 19. E Ghaem Maghami vs Thanh Son Nguyen |
| ½-½ | 42 |
2001 |
Asian U20 | A16 English |
| 20. Thanh Son Nguyen vs Nay Oo Kyaw Tun |
| ½-½ | 58 |
2001 |
1st Asean Open | B12 Caro-Kann Defense |
| 21. Thanh Son Nguyen vs R Abbasi |
| 1-0 | 26 |
2001 |
Asian U20 | C92 Ruy Lopez, Closed |
| 22. K Rathnakaran vs Thanh Son Nguyen |
| ½-½ | 59 |
2001 |
Asian U20 | C47 Four Knights |
| 23. Thanh Son Nguyen vs S Nyysti |
| 0-1 | 60 |
2002 |
Bled Olympiad | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 24. S Irwanto vs Thanh Son Nguyen |
| ½-½ | 25 |
2002 |
Bled Olympiad | D15 Queen's Gambit Declined Slav |
| 25. D Collutiis vs Thanh Son Nguyen |
 | 0-1 | 44 |
2002 |
Bled Olympiad | C42 Petrov Defense |