| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. D Marciano vs A Domont |
| 1-0 | 38 |
1988 |
Lyon Open | B33 Sicilian |
| 2. D Marciano vs Taimanov |
 | 1-0 | 83 |
1990 |
Wildbad | B46 Sicilian, Taimanov Variation |
| 3. M S Tseitlin vs D Marciano |
| 0-1 | 25 |
1993 |
Memorial V.Ciocaltea | C25 Vienna |
| 4. D Marciano vs E Relange |
| 1-0 | 44 |
1997 |
FRA-ch | B66 Sicilian, Richter-Rauzer Attack, 7...a6 |
| 5. B Lepelletier vs D Marciano |
| 0-1 | 23 |
1997 |
FRA-ch | C47 Four Knights |
| 6. D Marciano vs M Leski |
| 1-0 | 34 |
1997 |
FRA-ch | B07 Pirc |
| 7. D Marciano vs E Prie |
| 1-0 | 20 |
1997 |
FRA-ch | B01 Scandinavian |
| 8. M Santo-Roman vs D Marciano |
| 0-1 | 57 |
1997 |
FRA-ch | C42 Petrov Defense |
| 9. Ashley vs D Marciano |
| 0-1 | 22 |
1998 |
It (open), Cannes (France) | D56 Queen's Gambit Declined |
| 10. D Marciano vs U Atakisi |
| 1-0 | 51 |
1999 |
EU-chT (Men) | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 11. D Marciano vs Y Afek |
| 1-0 | 25 |
1999 |
French Team Ch 1998-9 | B30 Sicilian |
| 12. D Marciano vs A Holmsten |
| 1-0 | 33 |
1999 |
Cappelle la Grande | B22 Sicilian, Alapin |
| 13. D Marciano vs B Avrukh |
| 1-0 | 29 |
1999 |
Cappelle la Grande | B06 Robatsch |
| 14. D Marciano vs M Apicella |
| 1-0 | 50 |
1999 |
FRA-ch Prelim Gr-A | B30 Sicilian |
| 15. D Marciano vs H Grooten |
| 1-0 | 36 |
1999 |
Cappelle la Grande | B18 Caro-Kann, Classical |
| 16. D Marciano vs A Frois |
| 1-0 | 31 |
1999 |
EU-chT (Men) | B22 Sicilian, Alapin |
| 17. O Renaud vs D Marciano |
| 0-1 | 62 |
2000 |
L'Etang Sale | E02 Catalan, Open, 5.Qa4 |
| 18. D Marciano vs L Bergez |
| 1-0 | 39 |
2000 |
L'Etang Sale | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 19. R Goldenberg vs D Marciano |
| 0-1 | 32 |
2000 |
L'Etang Sale | B40 Sicilian |
| 20. D Marciano vs Pascal Tching Sin |
| 1-0 | 43 |
2000 |
L'Etang Sale | C48 Four Knights |
| 21. C Hafner vs D Marciano |
| 0-1 | 53 |
2000 |
L'Etang Sale | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 22. D Marciano vs F Perez |
| 1-0 | 43 |
2001 |
TCh-FRA | B40 Sicilian |
| 23. L Goldgewicht vs D Marciano |
| 0-1 | 34 |
2001 |
TCh-FRA | C47 Four Knights |
| 24. Conquest vs D Marciano |
| 0-1 | 41 |
2001 |
TCh-FRA | D31 Queen's Gambit Declined |
| 25. S Riff vs D Marciano |
| 0-1 | 72 |
2001 |
TCh-FRA | B48 Sicilian, Taimanov Variation |
