| Zanghelini, Pedro Miguel1897 | 0-1 | Volkmann, Andre Jordi2134 | X SESC Caioba Open | 2026 |
| Zanghelini, Pedro Miguel1897 | 0-1 | Hoffman, A2327 | X SESC Caioba Open | 2026 |
| Alonso, Rap22183 | 0-1 | Zanghelini, Pedro Miguel1897 | X SESC Caioba Open | 2026 |
| Zanghelini, Pedro Miguel1840 | 1-0 | Mariani, Daniel Brandao2049 | Curitiba Chess Open 2026 | 2026 |
| Campelo, L2104 | 1-0 | Zanghelini, Pedro Miguel1840 | Curitiba Chess Open 2026 | 2026 |
| Zanghelini, Pedro Miguel1840 | ½-½ | Detrez, Luiz Roberto Andrade | Curitiba Chess Open 2026 | 2026 |
| Zanghelini, Pedro Miguel1822 | 0-1 | De Moura Silva, Guilherme1986 | Brazil Chess - Floripa | 2026 |
| Dorneles, Arthur Botezeli2003 | ½-½ | Zanghelini, Pedro Miguel1822 | Brazil Chess - Floripa | 2026 |
| Zanghelini, Pedro Miguel1822 | ½-½ | Benitez, Andres2009 | Brazil Chess - Floripa | 2026 |
| Baratieri, Maria Vitoria1560 | 0-1 | Zanghelini, Pedro Miguel1822 | Brazil Chess - Floripa | 2026 |
| Zanghelini, Pedro Miguel1822 | 0-1 | Mazetto, S2042 | Brazil Chess - Floripa | 2026 |
| Ferreira, Angelo Augusto Pacheco2029 | ½-½ | Zanghelini, Pedro Miguel1822 | Brazil Chess - Floripa | 2026 |
| Zanghelini, Pedro Miguel1822 | 1-0 | Kortmann, Pedro Reck1621 | Brazil Chess - Floripa | 2026 |
| Martinez Alcantara, Jose Eduardo2667 | 1-0 | Zanghelini, Pedro Miguel1822 | Brazil Chess - Floripa | 2026 |
| Zallio, L2131 | 1-0 | Zanghelini, Pedro Miguel1767 | 91st ch-BRA 2025 | 2025 |