| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Antonsson vs T Bromann |
 | 0-1 | 52 |
2010 |
Reykjavik Open | D07 Queen's Gambit Declined, Chigorin Defense |
| 2. A Antonsson vs E Sigurdarson |
| 0-1 | 79 |
2010 |
Reykjavik Open | D32 Queen's Gambit Declined, Tarrasch |
| 3. J Kleinert vs A Antonsson |
| 1-0 | 35 |
2010 |
Reykjavik Open | C11 French |
| 4. A Antonsson vs E Thorsteinsson |
| 0-1 | 42 |
2010 |
Reykjavik Open | A40 Queen's Pawn Game |
| 5. V Sareen vs A Antonsson |
| 1-0 | 61 |
2010 |
Reykjavik Open | C05 French, Tarrasch |
| 6. A Antonsson vs E Christensen |
| 0-1 | 77 |
2010 |
Reykjavik Open | A57 Benko Gambit |
| 7. J Herms Agullo vs A Antonsson |
| 1-0 | 44 |
2011 |
Reykjavik Open | C11 French |
| 8. A Antonsson vs D Locci |
| 0-1 | 24 |
2011 |
Reykjavik Open | D07 Queen's Gambit Declined, Chigorin Defense |
| 9. F Sellitti vs A Antonsson |
| 1-0 | 25 |
2011 |
Reykjavik Open | C05 French, Tarrasch |
| 10. A Antonsson vs J Carstensen |
| 0-1 | 41 |
2011 |
Reykjavik Open | E01 Catalan, Closed |
| 11. A Antonsson vs I Agrest |
| 0-1 | 71 |
2011 |
Reykjavik Open | E77 King's Indian |
| 12. M Murray vs A Antonsson |
| 1-0 | 20 |
2012 |
Reykjavik Open | C00 French Defense |
| 13. A Antonsson vs W Scholzen |
| 0-1 | 29 |
2012 |
Reykjavik Open | A64 Benoni, Fianchetto, 11...Re8 |
| 14. A Antonsson vs D Cummings |
| 0-1 | 28 |
2012 |
Reykjavik Open | D31 Queen's Gambit Declined |
| 15. I Johannesson vs A Antonsson |
| 1-0 | 57 |
2012 |
Reykjavik Open | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 16. G Thorsteinsdottir vs A Antonsson |
| 1-0 | 26 |
2012 |
Reykjavik Open | A90 Dutch |
