| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. F Braga vs J Ragnarsson |
| ½-½ | 35 |
1999 |
It (open), Mislata (Spain) | B12 Caro-Kann Defense |
| 2. J Arizmendi-Martinez vs J Ragnarsson |
| 1-0 | 37 |
2000 |
Reykjavik op19 | B12 Caro-Kann Defense |
| 3. H Halldorsson vs J Ragnarsson |
| ½-½ | 24 |
2000 |
Reykjavik op19 | B13 Caro-Kann, Exchange |
| 4. Larus Knutsson vs J Ragnarsson |
 | 0-1 | 125 |
2000 |
Reykjavik op19 | B10 Caro-Kann |
| 5. J Ragnarsson vs S Bergsson |
 | 0-1 | 38 |
2000 |
Reykjavik op19 | E30 Nimzo-Indian, Leningrad |
| 6. J Ragnarsson vs Gudjon Heidar Valgardsson |
| 1-0 | 44 |
2000 |
Reykjavik op19 | E61 King's Indian |
| 7. O Kjartansson vs J Ragnarsson |
| ½-½ | 19 |
2000 |
Reykjavik op19 | B19 Caro-Kann, Classical |
| 8. E Thorsteinsson vs J Ragnarsson |
| ½-½ | 16 |
2000 |
Reykjavik op19 | A04 Reti Opening |
| 9. J Ragnarsson vs A Gunnarsson |
| 0-1 | 27 |
2000 |
Reykjavik op19 | D60 Queen's Gambit Declined, Orthodox Defense |
| 10. J Ragnarsson vs A Schmitz |
| ½-½ | 15 |
2000 |
Reykjavik op19 | D20 Queen's Gambit Accepted |
| 11. G Kjartansson vs J Ragnarsson |
| 1-0 | 26 |
2004 |
Reykjavik Open | B14 Caro-Kann, Panov-Botvinnik Attack |
| 12. J Ragnarsson vs V Ingibergsson |
| 1-0 | 43 |
2004 |
Reykjavik Open | D10 Queen's Gambit Declined Slav |
| 13. J Ragnarsson vs M Ardaman |
| 0-1 | 57 |
2004 |
Reykjavik Open | B00 Uncommon King's Pawn Opening |
| 14. I Johannesson vs J Ragnarsson |
| 1-0 | 26 |
2004 |
Reykjavik Open | D11 Queen's Gambit Declined Slav |
| 15. O Kjartansson vs J Ragnarsson |
| 0-1 | 38 |
2004 |
Reykjavik Open | D31 Queen's Gambit Declined |
| 16. J Ragnarsson vs I Krush |
| 0-1 | 44 |
2004 |
Reykjavik Open | E30 Nimzo-Indian, Leningrad |
| 17. J Ragnarsson vs P Lehikoinen |
| 0-1 | 74 |
2004 |
Reykjavik Open | E05 Catalan, Open, Classical line |
| 18. R Gunnarsson vs J Ragnarsson |
| ½-½ | 29 |
2004 |
Reykjavik Open | B19 Caro-Kann, Classical |
| 19. B Thorfinnsson vs J Ragnarsson |
| 1-0 | 38 |
2004 |
Reykjavik Open | D31 Queen's Gambit Declined |
| 20. J Ragnarsson vs L E Johannessen |
| 0-1 | 50 |
2005 |
Icelandic Team Championship | E25 Nimzo-Indian, Samisch |
| 21. J Gunnarsson vs J Ragnarsson |
| 1-0 | 45 |
2006 |
XXII Reykjavik Open | B19 Caro-Kann, Classical |
| 22. T Sachdev vs J Ragnarsson |
| 1-0 | 25 |
2008 |
Reykjavik Open | D11 Queen's Gambit Declined Slav |
| 23. B Thorfinnsson vs J Ragnarsson |
| 1-0 | 32 |
2008 |
Reykjavik Open | D30 Queen's Gambit Declined |
| 24. J Ragnarsson vs G Kjartansson |
| ½-½ | 62 |
2008 |
Reykjavik Open | E25 Nimzo-Indian, Samisch |
| 25. J Ragnarsson vs M Popovic |
| 0-1 | 45 |
2008 |
Reykjavik Open | D11 Queen's Gambit Declined Slav |