| Apr 24, 2026 | Barbosa | 1–0 | Dias | V Rio Chess Open 2026 - BLZ | Queen's Gambit Accepted: Old Variation | |
| Apr 24, 2026 | Da Silva | 0–1 | Barbosa | V Rio Chess Open 2026 - BLZ | English Opening | |
| Apr 24, 2026 | Barbosa | 0–1 | Manzi | V Rio Chess Open 2026 - BLZ | Semi-Slav Defense: Stoltz Variation | |
| Apr 24, 2026 | Baptista | 0–1 | Barbosa | V Rio Chess Open 2026 - BLZ | King's Indian Attack | |
| Apr 24, 2026 | Smith | 0–1 | Barbosa | V Rio Chess Open 2026 - BLZ | Nimzo-Larsen Attack | |
| Apr 24, 2026 | Barbosa | 1–0 | Abasto Chavez | V Rio Chess Open 2026 - BLZ | Benoni Defense: Modern Variation | |
| Apr 24, 2026 | Da Conceicao | 0–1 | Barbosa | V Rio Chess Open 2026 - BLZ | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Apr 24, 2026 | Barbosa | 1–0 | Vieira | V Rio Chess Open 2026 - BLZ | King's Indian Defense: Orthodox Variation | |
| Apr 24, 2026 | Martins | 0–1 | Barbosa | V Rio Chess Open 2026 - BLZ | Bogo-Indian Defense: Retreat Variation | |
| Apr 24, 2026 | Barbosa | 1–0 | Da Silva | V Rio Chess Open 2026 - RPD | Bogo-Indian Defense: Retreat Variation | |
| Apr 24, 2026 | Lage | ½–½ | Barbosa | V Rio Chess Open 2026 - RPD | Pirc Defense: Classical Variation | |
| Apr 24, 2026 | Barbosa | 1–0 | De Resende | V Rio Chess Open 2026 - RPD | Indian Defense: Anti-Nimzo-Indian | |
| Apr 24, 2026 | Abasto Chavez | 0–1 | Barbosa | V Rio Chess Open 2026 - RPD | Sicilian Defense: Najdorf Variation | |
| Apr 24, 2026 | Barbosa | 1–0 | de Almeida | V Rio Chess Open 2026 - RPD | ? | |
| Apr 24, 2026 | Juca | 0–1 | Barbosa | V Rio Chess Open 2026 - RPD | Sicilian Defense: Closed | |
| Feb 1, 2026 | Barbosa | 1–0 | Ticona Rocabado | III Sampa Chess Open - STD - ULTIMA RODADA | Queen's Pawn Game: Accelerated London System | |
| Feb 1, 2026 | Barbosa | * | Blanco Amaro | III Sampa Chess Open - BLZ | ? | |
| Jan 31, 2026 | Barbosa | ½–½ | Borges | III Sampa Chess Open - STD | Benoni Defense: Benoni-Indian Defense, Kingside Move Order | |
| Jan 30, 2026 | Kawamoto | ½–½ | Barbosa | III Sampa Chess Open - STD | Scandinavian Defense: Gubinsky-Melts Defense | |
| Jan 29, 2026 | Barbosa | 1–0 | Dos Santos | III Sampa Chess Open - STD | Tarrasch Defense: Dubov Tarrasch | |
| Jan 29, 2026 | De Siqueira | ½–½ | Barbosa | III Sampa Chess Open - STD | Four Knights Game: Scotch Variation Accepted | |
| Oct 19, 2025 | Barbosa | 1–0 | Franca | Campeonato Estadual Absoluto Rapido RJ 2025 | Zukertort Opening: Quiet System | |
| Oct 19, 2025 | De Almeida | 0–1 | Barbosa | Campeonato Estadual Absoluto Rapido RJ 2025 | Sicilian Defense: Delayed Alapin Variation, with d6 | |
| Oct 19, 2025 | De Oliveira | ½–½ | Barbosa | Campeonato Estadual Absoluto Rapido RJ 2025 | Sicilian Defense: Delayed Alapin Variation, with d6 | |
| Oct 19, 2025 | Bezerra | 0–1 | Barbosa | Campeonato Estadual Absoluto Rapido RJ 2025 | Sicilian Defense: Closed | |
| Oct 19, 2025 | Serpa | 0–1 | Barbosa | Campeonato Estadual Absoluto Blitz RJ 2025 | Sicilian Defense: Moscow Variation | |
| Oct 19, 2025 | Barbosa | 1–0 | Rangel | Campeonato Estadual Absoluto Blitz RJ 2025 | Rubinstein Opening: Classical Defense | |
| Oct 19, 2025 | Manzi | 0–1 | Barbosa | Campeonato Estadual Absoluto Blitz RJ 2025 | Zukertort Opening: Nimzo-Larsen Variation | |
| Oct 19, 2025 | Barbosa | 1–0 | Guimaraes | Campeonato Estadual Absoluto Blitz RJ 2025 | Yusupov-Rubinstein System | |
| Oct 19, 2025 | Aipperspach | 0–1 | Barbosa | Campeonato Estadual Absoluto Blitz RJ 2025 | Scandinavian Defense: Valencian Variation | |
| Oct 19, 2025 | Barbosa | 1–0 | Chaves | Campeonato Estadual Absoluto Blitz RJ 2025 | Benoni Defense: Old Benoni | |
| Oct 19, 2025 | Laba | 0–1 | Barbosa | Campeonato Estadual Absoluto Blitz RJ 2025 | Sicilian Defense: Najdorf Variation, Main Line | |
| Oct 15, 2025 | Barbosa | 0–1 | Chaves | Campeonato Estadual Absoluto Rapido RJ 2025 | English Opening: Symmetrical Variation | |
| Oct 15, 2025 | Fucs | 1–0 | Barbosa | Campeonato Estadual Absoluto Blitz RJ 2025 | Queen's Pawn Game: London System | |
| Oct 15, 2025 | Barbosa | 1–0 | Santos | Campeonato Estadual Absoluto Blitz RJ 2025 | Queen's Pawn Game: Barry Attack | |
