| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. S Bjornsson vs Taimanov |
| 0-1 | 66 |
1992 |
Gausdal | A00 Uncommon Opening |
| 2. Moha'd Ali A vs S Bjornsson |
| 1-0 | 33 |
1992 |
Ch World (cadets) (under 18) | C55 Two Knights Defense |
| 3. Conquest vs S Bjornsson |
| 1-0 | 23 |
1998 |
VISA GP | C52 Evans Gambit |
| 4. S Bjornsson vs N Miezis |
| 0-1 | 40 |
1999 |
Troll Masters | B41 Sicilian, Kan |
| 5. G Kjartansson vs S Bjornsson |
| 1-0 | 45 |
2000 |
Reykjavik op19 | E77 King's Indian |
| 6. J Fridjonsson vs S Bjornsson |
| 1-0 | 91 |
2000 |
Reykjavik op19 | A18 English, Mikenas-Carls |
| 7. O Bjarnason vs S Bjornsson |
| 0-1 | 40 |
2000 |
Reykjavik op19 | A01 Nimzovich-Larsen Attack |
| 8. S Bjornsson vs Ehlvest |
| 0-1 | 31 |
2000 |
Reykjavik op19 | B83 Sicilian |
| 9. S Bjornsson vs A Schmitz |
| 1-0 | 24 |
2000 |
Reykjavik op19 | C18 French, Winawer |
| 10. H Palsson vs S Bjornsson |
| ½-½ | 50 |
2000 |
Reykjavik op19 | A45 Queen's Pawn Game |
| 11. S Bjornsson vs S Steindorsson |
| 0-1 | 42 |
2000 |
Reykjavik op19 | B93 Sicilian, Najdorf, 6.f4 |
| 12. S Bjornsson vs S Bergsson |
| 1-0 | 27 |
2000 |
Reykjavik op19 | B43 Sicilian, Kan, 5.Nc3 |
| 13. S De Blecourt vs S Bjornsson |
| 0-1 | 41 |
2000 |
Reykjavik op19 | E77 King's Indian |
| 14. N Moloney vs S Bjornsson |
| 0-1 | 31 |
2001 |
FSIMA July | A13 English |
| 15. S Bjornsson vs J Vidarsson |
| ½-½ | 57 |
2001 |
ISL-chT 2000/01 | B40 Sicilian |
| 16. D Fridman vs S Bjornsson |
| 1-0 | 42 |
2001 |
Czech Open | E67 King's Indian, Fianchetto |
| 17. R Tibensky vs S Bjornsson |
| 1-0 | 30 |
2001 |
Pricenet Cup | E67 King's Indian, Fianchetto |
| 18. J Gunnarsson vs S Bjornsson |
 | 0-1 | 43 |
2001 |
ch-ISL | B90 Sicilian, Najdorf |
| 19. A Fernandez Rangel vs S Bjornsson |
| 1-0 | 66 |
2001 |
FSIMA July | B43 Sicilian, Kan, 5.Nc3 |
| 20. S Bjornsson vs R Skytte |
| ½-½ | 21 |
2001 |
Pricenet Cup | B06 Robatsch |
| 21. S Bjornsson vs Stefansson |
| 0-1 | 43 |
2001 |
ch-ISL | B43 Sicilian, Kan, 5.Nc3 |
| 22. S Bjornsson vs J Blokhuis |
| 1-0 | 43 |
2001 |
FSIMA July | B65 Sicilian, Richter-Rauzer Attack, 7...Be7 Defense, 9...Nxd4 |
| 23. A Gara vs S Bjornsson |
| 0-1 | 48 |
2001 |
FSIMA July | C92 Ruy Lopez, Closed |
| 24. S Bjornsson vs J Jurek |
| 0-1 | 52 |
2001 |
Pricenet Cup | C19 French, Winawer, Advance |
| 25. S Bjornsson vs S Kristjansson |
 | 1-0 | 42 |
2001 |
ch-ISL | C19 French, Winawer, Advance |