| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. O Barbosa vs E Torre |
| ½-½ | 56 |
2008 |
Battle of Grandmasters | E11 Bogo-Indian Defense |
| 2. S Mahmud vs O Barbosa |
| ½-½ | 9 |
2008 |
ASEAN Masters Circuit GMB | D11 Queen's Gambit Declined Slav |
| 3. M Paragua vs O Barbosa |
| ½-½ | 16 |
2008 |
ASEAN Masters Circuit GMB | C11 French |
| 4. O Barbosa vs R Antonio |
| ½-½ | 33 |
2008 |
Battle of Grandmasters | B12 Caro-Kann Defense |
| 5. O Barbosa vs Dao Thien Hai |
| ½-½ | 30 |
2010 |
9th Asian Continental | D13 Queen's Gambit Declined Slav, Exchange Variation |
| 6. O Barbosa vs E Ghaem Maghami |
| ½-½ | 63 |
2010 |
9th Asian Continental | A13 English |
| 7. Ngoc Truongson Nguyen vs O Barbosa |
 | ½-½ | 42 |
2011 |
10th Asian Individual Championships | D94 Grunfeld |
| 8. O Barbosa vs A Kunte |
| ½-½ | 30 |
2011 |
10th Asian Individual Championships | E11 Bogo-Indian Defense |
| 9. O Barbosa vs Sasikiran |
| ½-½ | 27 |
2011 |
10th Asian Individual Championships | E86 King's Indian, Samisch, Orthodox, 7.Nge2 c6 |
| 10. B Adhiban vs O Barbosa |
 | ½-½ | 50 |
2011 |
10th Asian Individual Championships | D15 Queen's Gambit Declined Slav |
| 11. O Barbosa vs Kasimdzhanov |
 | ½-½ | 35 |
2011 |
10th Asian Individual Championships | E04 Catalan, Open, 5.Nf3 |
| 12. O Barbosa vs E Ghaem Maghami |
| ½-½ | 40 |
2011 |
10th Asian Individual Championships | E00 Queen's Pawn Game |
| 13. O Barbosa vs D Laylo |
| ½-½ | 31 |
2012 |
ch-PHI Grand Final | D12 Queen's Gambit Declined Slav |
| 14. Ngoc Truongson Nguyen vs O Barbosa |
| ½-½ | 30 |
2012 |
Chess Olympiad | D16 Queen's Gambit Declined Slav |
| 15. H Pascua vs O Barbosa |
| ½-½ | 74 |
2012 |
ch-PHI Grand Final | D78 Neo-Grunfeld, 6.O-O c6 |
| 16. O Barbosa vs Wei Yi |
| ½-½ | 31 |
2012 |
2nd Indonesia Open Chess Championship | D34 Queen's Gambit Declined, Tarrasch |
| 17. M Paragua vs O Barbosa |
| ½-½ | 28 |
2012 |
ch-PHI Grand Final | D35 Queen's Gambit Declined |
| 18. Movsesian vs O Barbosa |
 | ½-½ | 37 |
2012 |
Chess Olympiad | A11 English, Caro-Kann Defensive System |
| 19. O Barbosa vs J P Gomez |
| ½-½ | 52 |
2012 |
ch-PHI Grand Final | D90 Grunfeld |
| 20. O Barbosa vs Gao Rui |
| ½-½ | 46 |
2012 |
2nd Indonesia Open Chess Championship | D90 Grunfeld |
| 21. O Barbosa vs Ding Liren |
| ½-½ | 30 |
2012 |
Asian Continental Chess Championship | A15 English |
| 22. D Svetushkin vs O Barbosa |
 | ½-½ | 53 |
2012 |
Chess Olympiad | B12 Caro-Kann Defense |
| 23. O Barbosa vs R Bitoon |
| ½-½ | 49 |
2012 |
ch-PHI Grand Final | E32 Nimzo-Indian, Classical |
| 24. R Bitoon vs O Barbosa |
| ½-½ | 30 |
2012 |
2nd Indonesia Open Chess Championship | A14 English |
| 25. J E Garcia vs O Barbosa |
| ½-½ | 60 |
2012 |
Asian Continental Chess Championship | E18 Queen's Indian, Old Main line, 7.Nc3 |