| Nov 1, 2025 | Mazzuco Junior | 0–1 | Colangeli | Round 11: Mazzuco Junior, Adir - Colangeli, Claudio | London System: Poisoned Pawn Variation | |
| Oct 31, 2025 | Pascal | ½–½ | Mazzuco Junior | Round 10: Pascal, Frederic - Mazzuco Junior, Adir | Queen's Pawn Game: Colle System | |
| Oct 30, 2025 | Mazzuco Junior | 0–1 | Bondar | Round 9: Mazzuco Junior, Adir - Bondar, Serge | Queen's Pawn Game: London System | |
| Oct 28, 2025 | Navarra | ½–½ | Mazzuco Junior | Round 7: Navarra, Stefano - Mazzuco Junior, Adir | Semi-Slav Defense: Normal Variation | |
| Oct 26, 2025 | Mazzuco Junior | 0–1 | Prentice | Round 6: Mazzuco Junior, Adir - Prentice, Gregory | Horwitz Defense | |
| Oct 25, 2025 | Lo Martire | 1–0 | Mazzuco Junior | Round 5: Lo Martire, Vincenzo - Mazzuco Junior, Adir | Caro-Kann Defense | |
| Oct 24, 2025 | Mazzuco Junior | 0–1 | Wiig | Round 4: Mazzuco Junior, Adir - Wiig, Ole Martin | Indian Defense: London System | |
| Oct 23, 2025 | Mazzuco Junior | 0–1 | Melero Sanchez | Round 3: Mazzuco Junior, Adir - Melero Sanchez, Pere | Indian Defense: London System | |
| Oct 22, 2025 | Van Haastert | 1–0 | Mazzuco Junior | Round 2: Van Haastert, Edwin - Mazzuco Junior, Adir | Caro-Kann Defense: Advance Variation, Short Variation | |
| Oct 21, 2025 | Mazzuco Junior | ½–½ | Lilja | Round 1: Mazzuco Junior, Adir - Lilja, Richard | Horwitz Defense | |
| Aug 25, 2024 | De Oliveira | ½–½ | Mazzuco Junior | Campeonato Brasileiro Senior +50 STD 2024 | English Opening: King's English Variation, Two Knights Variation | |
| Aug 25, 2024 | Mazzuco Junior | * | Evangelista | Round 6: Mazzuco Junior, Adir - Evangelista, Fabio Soares | ? | |
| Aug 24, 2024 | Mazzuco Junior | 0–1 | Lima | Round 3: Mazzuco Junior, Adir - Lima,Newton Goncalves | Indian Defense: London System | |
| Aug 24, 2024 | Mazzuco Junior | 1–0 | Campos | Round 4: Mazzuco Junior, Adir - Campos, Evaldo Andre | Indian Defense: Wade-Tartakower Defense | |
| Aug 23, 2024 | Lima | 1–0 | Mazzuco Junior | Round 1: Lima, Felipe de Araujo - Mazzuco Junior, Adir | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Aug 23, 2024 | Da Silva | 1–0 | Mazzuco Junior | Round 2: Da Silva, Antonio Dutra - Mazzuco Junior, Adir | English Opening: King's English Variation, Two Knights Variation | |
| Oct 26, 2023 | Golovchuk | * | Mazzuco Junior | 50+ World Senior Championship | ? | |
| Oct 25, 2023 | Mazzuco Junior | * | Morin | 50+ World Senior Championship | ? | |
| Aug 18, 2023 | Mazzuco Junior | 1–0 | Camara | Campeonato Brasileiro Senior +50 STD 2023 | Queen's Pawn Game: London System | |
