| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. O Perea vs M Borriss |
| 0-1 | 20 |
2004 |
Capablanca Memorial PREMIER II | E63 King's Indian, Fianchetto, Panno Variation |
| 2. H Kallio vs O Perea |
| ½-½ | 50 |
2004 |
Capablanca Memorial PREMIER II | C42 Petrov Defense |
| 3. F De la Paz vs O Perea |
| ½-½ | 69 |
2004 |
Capablanca Memorial PREMIER II | C24 Bishop's Opening |
| 4. O Perea vs A Abreu |
| 1-0 | 44 |
2004 |
Capablanca Memorial PREMIER II | D45 Queen's Gambit Declined Semi-Slav |
| 5. J Nogueiras vs O Perea |
| 1-0 | 38 |
2004 |
Capablanca Memorial PREMIER II | A06 Reti Opening |
| 6. O Perea vs H Pecorrelli |
| ½-½ | 15 |
2004 |
Capablanca Memorial PREMIER II | B19 Caro-Kann, Classical |
| 7. R Hernandez vs O Perea |
| ½-½ | 15 |
2004 |
Capablanca Memorial PREMIER II | D26 Queen's Gambit Accepted |
| 8. O Perea vs O Almeida |
| ½-½ | 28 |
2004 |
Capablanca Memorial PREMIER II | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 9. E Rodriguez Guerrero vs O Perea |
| ½-½ | 19 |
2004 |
Capablanca Memorial PREMIER II | C42 Petrov Defense |
| 10. J Rohl vs O Perea |
| ½-½ | 52 |
2004 |
Capablanca Memorial PREMIER II | C42 Petrov Defense |
| 11. O Zambrana vs O Perea |
| 1-0 | 39 |
2004 |
Capablanca Memorial PREMIER II | C42 Petrov Defense |
| 12. O Perea vs J Borges Mateos |
| 0-1 | 38 |
2004 |
Capablanca Memorial PREMIER II | E04 Catalan, Open, 5.Nf3 |
| 13. I Schneider vs O Perea |
| ½-½ | 36 |
2008 |
United States Chess League | C42 Petrov Defense |
| 14. M Molner vs O Perea |
| 1-0 | 66 |
2008 |
US Chess League | C55 Two Knights Defense |
| 15. O Perea vs I Schneider |
| ½-½ | 27 |
2008 |
United States Chess League | D30 Queen's Gambit Declined |
| 16. O Perea vs J Friedel |
| ½-½ | 23 |
2008 |
United States Chess League | E32 Nimzo-Indian, Classical |
| 17. O Perea vs M Lee |
| ½-½ | 61 |
2008 |
United States Chess League | E63 King's Indian, Fianchetto, Panno Variation |
| 18. I Krush vs O Perea |
| 0-1 | 31 |
2008 |
United States Chess League | D26 Queen's Gambit Accepted |
| 19. O Perea vs D Zilberstein |
| 1-0 | 58 |
2008 |
United States Chess League | E61 King's Indian |
| 20. O Perea vs D Rensch |
| 1-0 | 35 |
2008 |
US Chess League | E10 Queen's Pawn Game |
| 21. O Perea vs P Bereolos |
| ½-½ | 30 |
2008 |
United States Chess League | E67 King's Indian, Fianchetto |
| 22. O Perea vs J Bartholomew |
| 1-0 | 43 |
2008 |
US Chess League | A58 Benko Gambit |