| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. O Benson vs I Lauterbach |
| 1-0 | 62 | 2005 | European Union Championship | A41 Queen's Pawn Game (with ...d6) |
| 2. S Moran vs O Benson |
| 1-0 | 24 | 2005 | European Union Championship | D63 Queen's Gambit Declined, Orthodox Defense |
| 3. O Benson vs R Almond |
| 0-1 | 50 | 2005 | European Union Championship | D03 Torre Attack (Tartakower Variation) |
| 4. B Galligan vs O Benson |
| ½-½ | 26 | 2005 | European Union Championship | D37 Queen's Gambit Declined |
| 5. O Benson vs S Schulz |
| 0-1 | 41 | 2005 | European Union Championship | A45 Queen's Pawn Game |
| 6. J Loughran vs O Benson |
| 0-1 | 44 | 2005 | European Union Championship | C02 French, Advance |
| 7. O Benson vs R Norinkeviciute |
| 0-1 | 54 | 2005 | European Union Championship | A45 Queen's Pawn Game |
| 8. J Flynn vs O Benson |
| ½-½ | 18 | 2005 | European Union Championship | A07 King's Indian Attack |
| 9. O Benson vs D J Smith |
| 0-1 | 25 | 2005 | European Union Championship | A45 Queen's Pawn Game |
| 10. K O'Flaherty vs O Benson |
 | 1-0 | 75 | 2005 | European Union Championship | C00 French Defense |
| 11. O Benson vs L Ibarra Chami |
| 0-1 | 35 | 2006 | Salou op 8th | D37 Queen's Gambit Declined |
| 12. A Fox vs O Benson |
| 1-0 | 41 | 2008 | Irish Championship | A07 King's Indian Attack |
| 13. O Benson vs G Ui Laighleis |
| 1-0 | 44 | 2008 | Irish Championship | D35 Queen's Gambit Declined |
| 14. B Boyle vs O Benson |
| ½-½ | 71 | 2008 | Irish Championship | A45 Queen's Pawn Game |
| 15. O Benson vs B Lyons |
| ½-½ | 25 | 2008 | Irish Championship | A04 Reti Opening |
| 16. S Short vs O Benson |
| 0-1 | 39 | 2008 | Irish Championship | B90 Sicilian, Najdorf |
| 17. O Benson vs J Healy |
| 0-1 | 36 | 2008 | Irish Championship | A46 Queen's Pawn Game |
| 18. C Quinn vs O Benson |
| 1-0 | 31 | 2008 | Irish Championship | E81 King's Indian, Samisch |
| 19. O Benson vs P Cafolla |
| 1-0 | 70 | 2008 | Irish Championship | D34 Queen's Gambit Declined, Tarrasch |
| 20. O Benson vs J Rudd |
| 0-1 | 31 | 2008 | European Union Championship | A46 Queen's Pawn Game |
| 21. W Czaja vs O Benson |
| 1-0 | 35 | 2008 | European Union Championship | E73 King's Indian |
| 22. O Benson vs D Bennion |
| ½-½ | 25 | 2008 | European Union Championship | D35 Queen's Gambit Declined |
| 23. Ali Roy vs O Benson |
| 0-1 | 50 | 2008 | European Union Championship | B50 Sicilian |
| 24. O Benson vs M Surtees |
| 0-1 | 33 | 2008 | European Union Championship | A40 Queen's Pawn Game |
| 25. E Taylor vs O Benson |
| 0-1 | 46 | 2008 | European Union Championship | B06 Robatsch |
Kibitzing
