| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. P Wang vs H Hayrapetyan |
| 1-0 | 42 | 2000 | Wch U10 | C42 Petrov Defense |
| 2. H Hayrapetyan vs Vachier-Lagrave |
| 0-1 | 48 | 2000 | Wch U10 | A39 English, Symmetrical, Main line with d4 |
| 3. H Hayrapetyan vs T Sanikidze |
  | 1-0 | 61 | 2005 | Wch U16 | D85 Grunfeld |
| 4. F Bindrich vs H Hayrapetyan |
| 1-0 | 31 | 2005 | Wch U16 | B43 Sicilian, Kan, 5.Nc3 |
| 5. H Hayrapetyan vs P Michalik |
| 0-1 | 44 | 2005 | Wch U16 | E39 Nimzo-Indian, Classical, Pirc Variation |
| 6. G Margvelashvili vs H Hayrapetyan |
| ½-½ | 56 | 2006 | Wch U16 | D22 Queen's Gambit Accepted |
| 7. H Hayrapetyan vs P Potapov |
| 1-0 | 59 | 2007 | EU-ch U18 17th | A85 Dutch, with c4 & Nc3 |
| 8. H Hayrapetyan vs I Khairullin |
| 1-0 | 54 | 2007 | World Junior Championship | E15 Queen's Indian |
| 9. D Howell vs H Hayrapetyan |
| 1-0 | 26 | 2007 | World Junior Championship | B22 Sicilian, Alapin |
| 10. H Hayrapetyan vs A Adly |
| 0-1 | 67 | 2007 | World Junior Championship | D49 Queen's Gambit Declined Semi-Slav, Meran |
| 11. H Hayrapetyan vs I Galic |
| 0-1 | 61 | 2007 | World Junior Championship | D18 Queen's Gambit Declined Slav, Dutch |
| 12. H Hayrapetyan vs P Garcia Cardenas |
| 1-0 | 27 | 2007 | World Junior Championship | D57 Queen's Gambit Declined, Lasker Defense |
| 13. Y Vovk vs H Hayrapetyan |
| 1-0 | 46 | 2007 | World Junior Championship | B85 Sicilian, Scheveningen, Classical |
| 14. H Hayrapetyan vs T Mamikonyan |
| 1-0 | 25 | 2007 | World Junior Championship | D32 Queen's Gambit Declined, Tarrasch |
| 15. H Hayrapetyan vs D Omarsson |
| 1-0 | 25 | 2008 | EU-ch U18 18th | E61 King's Indian |
| 16. I Rozum vs H Hayrapetyan |
| ½-½ | 70 | 2008 | EU-ch U18 18th | E00 Queen's Pawn Game |
| 17. E Can vs H Hayrapetyan |
| 1-0 | 77 | 2008 | EU-ch U18 18th | B40 Sicilian |
| 18. H Hayrapetyan vs A Baryshpolets |
| 0-1 | 45 | 2008 | EU-ch U18 18th | E61 King's Indian |
| 19. G Botta vs H Hayrapetyan |
| 0-1 | 43 | 2008 | EU-ch U18 18th | B43 Sicilian, Kan, 5.Nc3 |
| 20. H Hayrapetyan vs V Khojayan |
| 0-1 | 29 | 2008 | EU-ch U18 18th | E15 Queen's Indian |
| 21. E Blomqvist vs H Hayrapetyan |
| 1-0 | 59 | 2008 | EU-ch U18 18th | B42 Sicilian, Kan |
| 22. H Hayrapetyan vs T Gluszko |
| 1-0 | 25 | 2008 | EU-ch U18 18th | D85 Grunfeld |
| 23. H Hayrapetyan vs N Seferjan |
| 1-0 | 35 | 2010 | Pan-Armenian Olym | E12 Queen's Indian |
| 24. B Amin vs H Hayrapetyan |
| ½-½ | 42 | 2011 | 13th Dubai Open | B31 Sicilian, Rossolimo Variation |
| 25. H Hayrapetyan vs G Guseinov |
| 0-1 | 36 | 2011 | 13th Dubai Open | E60 King's Indian Defense |
Kibitzing
