| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Flovin Tor Naes vs S De Blecourt |
| ½-½ | 43 |
2000 |
Reykjavik op19 | D02 Queen's Pawn Game |
| 2. Gudjon Heidar Valgardsson vs S De Blecourt |
| 0-1 | 31 |
2000 |
Reykjavik op19 | C05 French, Tarrasch |
| 3. S D Sigfusson vs S De Blecourt |
| 1-0 | 54 |
2000 |
Reykjavik op19 | C17 French, Winawer, Advance |
| 4. S De Blecourt vs S Bjornsson |
| 0-1 | 41 |
2000 |
Reykjavik op19 | E77 King's Indian |
| 5. S De Blecourt vs J Gunnarsson |
| 0-1 | 52 |
2000 |
Reykjavik op19 | A57 Benko Gambit |
| 6. J R Markus vs S De Blecourt |
| ½-½ | 28 |
2000 |
Utrecht open I | D12 Queen's Gambit Declined Slav |
| 7. B Halldorsson vs S De Blecourt |
| 1-0 | 32 |
2000 |
Reykjavik op19 | D44 Queen's Gambit Declined Semi-Slav |
| 8. A Schmitz vs S De Blecourt |
| 1-0 | 44 |
2000 |
Reykjavik op19 | C05 French, Tarrasch |
| 9. S De Blecourt vs O Kjartansson |
| 1-0 | 44 |
2000 |
Reykjavik op19 | E77 King's Indian |
| 10. S De Blecourt vs O Bjarnason |
| 0-1 | 41 |
2000 |
Reykjavik op19 | D10 Queen's Gambit Declined Slav |
| 11. B Laubsch vs S De Blecourt |
| 1-0 | 32 |
2001 |
Politiken Cup | C05 French, Tarrasch |
| 12. S De Blecourt vs C Stovring |
| ½-½ | 50 |
2001 |
Politiken Cup | E77 King's Indian |
| 13. C Kongsted vs S De Blecourt |
| 1-0 | 28 |
2001 |
Politiken Cup | D19 Queen's Gambit Declined Slav, Dutch |
| 14. M Jorgensen vs S De Blecourt |
| 1-0 | 21 |
2001 |
Politiken Cup | D15 Queen's Gambit Declined Slav |
| 15. S De Blecourt vs Marianne Izaura Nielsen |
 | 1-0 | 16 |
2001 |
Politiken Cup | D06 Queen's Gambit Declined |
| 16. F Windekilde vs S De Blecourt |
| ½-½ | 28 |
2001 |
Politiken Cup | C02 French, Advance |
| 17. S De Blecourt vs M Olsen |
| 1-0 | 33 |
2001 |
Politiken Cup | A81 Dutch |
| 18. S De Blecourt vs Jacob Kaaber |
| ½-½ | 35 |
2001 |
Politiken Cup | D85 Grunfeld |
| 19. J Wilsbeck vs S De Blecourt |
| 0-1 | 38 |
2001 |
Politiken Cup | C02 French, Advance |
| 20. H Ingolfsdottir vs S De Blecourt |
| 1-0 | 25 |
2002 |
Stockholm International: Ladies | C00 French Defense |
| 21. S De Blecourt vs E Horn |
| ½-½ | 38 |
2002 |
Stockholm International: Ladies | D10 Queen's Gambit Declined Slav |
| 22. S De Blecourt vs A Krzymowska |
| 1-0 | 33 |
2002 |
Stockholm International: Ladies | A45 Queen's Pawn Game |
| 23. S De Blecourt vs Maria Eugenia Ramirez |
| 1-0 | 72 |
2006 |
37th Chess Olympiad: Women | A67 Benoni, Taimanov Variation |
| 24. Y Methmali vs S De Blecourt |
| 0-1 | 25 |
2006 |
37th Chess Olympiad: Women | B01 Scandinavian |
| 25. S De Blecourt vs L Stock |
| 0-1 | 33 |
2006 |
37th Chess Olympiad: Women | D08 Queen's Gambit Declined, Albin Counter Gambit |