| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. J Arnason vs J Janak |
| ½-½ | 25 | 1980 | Prague Bohemians 1979/80 | B17 Caro-Kann, Steinitz Variation |
| 2. J Arnason vs Sosonko |
| 0-1 | 45 | 1980 | Valletta Olympiad | B17 Caro-Kann, Steinitz Variation |
| 3. J Arnason vs I Wells |
| 1-0 | 36 | 1981 | Manchester Benedictine Open | B17 Caro-Kann, Steinitz Variation |
| 4. J Arnason vs Speelman |
| ½-½ | 34 | 1981 | Brighton | B17 Caro-Kann, Steinitz Variation |
| 5. J Arnason vs K Helmers |
| 1-0 | 51 | 1982 | Reykjavik Open | B17 Caro-Kann, Steinitz Variation |
| 6. J Arnason vs L Christiansen |
| ½-½ | 46 | 1984 | Grindavik | B17 Caro-Kann, Steinitz Variation |
| 7. J Arnason vs K Burger |
| ½-½ | 19 | 1986 | Reykjavik | B17 Caro-Kann, Steinitz Variation |
| 8. J Arnason vs K Burger |
| 1-0 | 47 | 1986 | Reykjavik Open | B17 Caro-Kann, Steinitz Variation |
| 9. J Arnason vs Tal |
| ½-½ | 11 | 1987 | Reykjavik | B17 Caro-Kann, Steinitz Variation |
| 10. J Arnason vs K Thorsteins |
| 0-1 | 34 | 1988 | Akureyri | B17 Caro-Kann, Steinitz Variation |
| 11. J Arnason vs Adorjan |
| ½-½ | 40 | 1988 | Akureyri | B17 Caro-Kann, Steinitz Variation |
| 12. J Arnason vs Petursson |
| 1-0 | 27 | 1988 | Akureyri | B17 Caro-Kann, Steinitz Variation |
| 13. J Arnason vs J Tisdall |
| ½-½ | 24 | 1989 | Reykjavik | B17 Caro-Kann, Steinitz Variation |
| 14. J Arnason vs Tukmakov |
| ½-½ | 21 | 1994 | Canadian Open | B17 Caro-Kann, Steinitz Variation |
Kibitzing
