| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. H Pascua vs J Rojas Alarcon |
| 1-0 | 59 |
2008 |
Open 16-wycc | E15 Queen's Indian |
| 2. J Rojas Alarcon vs J Houska |
| ½-½ | 53 |
2008 |
Hastings Chess Congress | A11 English, Caro-Kann Defensive System |
| 3. J Rojas Alarcon vs E Hansen |
| 0-1 | 43 |
2008 |
Open 16-wycc | A30 English, Symmetrical |
| 4. A Summerscale vs J Rojas Alarcon |
| ½-½ | 39 |
2008 |
Hastings Chess Congress | A46 Queen's Pawn Game |
| 5. J Rojas Alarcon vs N Grandelius |
| 0-1 | 23 |
2008 |
Open 16-wycc | B93 Sicilian, Najdorf, 6.f4 |
| 6. J Rojas Alarcon vs N Hutchinson |
| 1-0 | 28 |
2008 |
Hastings Chess Congress | A17 English |
| 7. M Yilmaz vs J Rojas Alarcon |
| ½-½ | 58 |
2008 |
Open 16-wycc | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 8. J Rojas Alarcon vs Z Ivekovic |
| 1-0 | 35 |
2008 |
Open 16-wycc | A45 Queen's Pawn Game |
| 9. A Shimanov vs J Rojas Alarcon |
| 1-0 | 54 |
2008 |
Open 16-wycc | A07 King's Indian Attack |
| 10. A Hunt vs J Rojas Alarcon |
| 1-0 | 48 |
2008 |
Hastings Chess Congress | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 11. T Rendle vs J Rojas Alarcon |
| ½-½ | 46 |
2009 |
Hastings Chess Congress | C42 Petrov Defense |
| 12. J Rojas Alarcon vs G Salimbeni |
| 1-0 | 33 |
2009 |
Hastings Chess Congress | C84 Ruy Lopez, Closed |
| 13. N Donovan vs J Rojas Alarcon |
| 0-1 | 51 |
2009 |
Hastings Chess Congress | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 14. J Rojas Alarcon vs A Greet |
| 0-1 | 58 |
2009 |
Hastings Chess Congress | A21 English |
| 15. J Rojas Alarcon vs D Gormally |
| 0-1 | 40 |
2009 |
Hastings Chess Congress | D91 Grunfeld, 5.Bg5 |
| 16. J Rojas Alarcon vs P Patil |
| 0-1 | 49 |
2011 |
World Junior Championships | B48 Sicilian, Taimanov Variation |
| 17. I Akash Pc vs J Rojas Alarcon |
| 0-1 | 33 |
2011 |
World Junior Championships | E33 Nimzo-Indian, Classical |
| 18. J Rojas Alarcon vs D Debashis |
| 0-1 | 74 |
2011 |
World Junior Championships | D12 Queen's Gambit Declined Slav |
| 19. S Vaibhav vs J Rojas Alarcon |
| 1-0 | 35 |
2011 |
World Junior Championships | B76 Sicilian, Dragon, Yugoslav Attack |
| 20. J Rojas Alarcon vs P Karma |
| 1-0 | 29 |
2011 |
World Junior Championships | E15 Queen's Indian |
| 21. G A Stany vs J Rojas Alarcon |
 | 1-0 | 24 |
2011 |
World Junior Championships | C91 Ruy Lopez, Closed |
| 22. J Rojas Alarcon vs S Jefic |
| ½-½ | 49 |
2011 |
World Junior Championships | D45 Queen's Gambit Declined Semi-Slav |
| 23. N Lokesh vs J Rojas Alarcon |
| ½-½ | 28 |
2011 |
World Junior Championships | B77 Sicilian, Dragon, Yugoslav Attack |
| 24. J Rojas Alarcon vs N R Visakh |
| 1-0 | 42 |
2011 |
World Junior Championships | B93 Sicilian, Najdorf, 6.f4 |
| 25. S Sjugirov vs J Rojas Alarcon |
| 1-0 | 39 |
2011 |
World Junior Championships | C42 Petrov Defense |