| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. N Tagnon vs N Gaprindashvili |
| 0-1 | 14 |
1978 |
Olympiad | B07 Pirc |
| 2. Illescas-Cordoba vs N Tagnon |
| 1-0 | 40 |
1989 |
FRA-chT | B05 Alekhine's Defense, Modern |
| 3. N Tagnon vs Kupreichik |
| 0-1 | 30 |
1990 |
Val Maubuee | B96 Sicilian, Najdorf |
| 4. P Haba vs N Tagnon |
| 1-0 | 35 |
1990 |
Toulouse op | B05 Alekhine's Defense, Modern |
| 5. N Tagnon vs M Dubois Schall |
| 0-1 | 36 |
1991 |
France-ch B | C36 King's Gambit Accepted, Abbazia Defense |
| 6. N Tagnon vs H Milligan |
| 0-1 | 32 |
1992 |
Manila olw | C39 King's Gambit Accepted |
| 7. Rublevsky vs N Tagnon |
 | 1-0 | 21 |
1993 |
Paris | B43 Sicilian, Kan, 5.Nc3 |
| 8. N Tagnon vs M Leger |
| 0-1 | 29 |
1995 |
Ch Paris (open), IV-V, Paris ( | C30 King's Gambit Declined |
| 9. N Tagnon vs E Schiller |
| 0-1 | 35 |
1996 |
Groningen (GM Open) | B12 Caro-Kann Defense |
| 10. N Tagnon vs G Welling |
| 0-1 | 36 |
1996 |
Groningen open | C55 Two Knights Defense |
| 11. N Tagnon vs Van Den Doel |
| 0-1 | 22 |
1998 |
Dutch Open | C39 King's Gambit Accepted |
| 12. R Vedder vs N Tagnon |
| 1-0 | 26 |
2000 |
open | B28 Sicilian, O'Kelly Variation |
| 13. D Garner vs N Tagnon |
| 1-0 | 32 |
2000 |
open | B22 Sicilian, Alapin |
| 14. N Tagnon vs G Verholt |
| 0-1 | 79 |
2000 |
open | C55 Two Knights Defense |
| 15. N Tagnon vs R Bloemhard |
| 0-1 | 37 |
2000 |
open | B32 Sicilian |
| 16. J Veerman vs N Tagnon |
| 1-0 | 43 |
2000 |
open | A61 Benoni |
| 17. N Tagnon vs H Schipper |
| 0-1 | 37 |
2000 |
open | B27 Sicilian |
| 18. N Tagnon vs B Pel |
| 0-1 | 24 |
2000 |
open | B07 Pirc |
| 19. N Tagnon vs L Verat |
| 0-1 | 63 |
2001 |
1st Open | B12 Caro-Kann Defense |
| 20. N Tagnon vs Zhaoqin Peng |
| 0-1 | 15 |
2008 |
Mindsports | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 21. I Vasilevich vs N Tagnon |
| 1-0 | 22 |
2008 |
Mindsports | B43 Sicilian, Kan, 5.Nc3 |
| 22. N Tagnon vs J Shahade |
| 0-1 | 22 |
2008 |
Mindsports | B76 Sicilian, Dragon, Yugoslav Attack |
| 23. N Tagnon vs P Schuurman |
| 0-1 | 15 |
2008 |
Mindsports | B18 Caro-Kann, Classical |
| 24. N Tagnon vs P Schuurman |
| 0-1 | 62 |
2008 |
Mindsports | B12 Caro-Kann Defense |
| 25. Thao Nguyen Pham Le vs N Tagnon |
| 1-0 | 34 |
2008 |
Mindsports | A46 Queen's Pawn Game |
