| Zanghelini, Cristian Silnei1928 | 1-0 | De Oliveira, Gualter Amelio1736 | Brazil Chess - Floripa | 2026 |
| Do Amaral, Gabriel Barbosa1979 | 1-0 | De Oliveira, Gualter Amelio1736 | Brazil Chess - Floripa | 2026 |
| Larrea, M2233 | 1-0 | De Oliveira, Gualter Amelio1736 | Brazil Chess - Floripa | 2026 |
| De Oliveira, Gualter Amelio1585 | 0-1 | Peixoto, Rudson Marinho1895 | 10th Floripa Open 2024 | 2024 |
| Da Silva De Sena, Jefferson Ryan F1867 | 0-1 | De Oliveira, Gualter Amelio1585 | 10th Floripa Open 2024 | 2024 |
| Felizes, P1855 | 1-0 | De Oliveira, Gualter Amelio1585 | 10th Floripa Open 2024 | 2024 |
| De Oliveira, Gualter Amelio1585 | 0-1 | Gattass, A2225 | 10th Floripa Open 2024 | 2024 |
| Resende, Lucas B. Massucato1824 | ½-½ | De Oliveira, Gualter Amelio1563 | 9th Floripa Open 2023 | 2023 |
| De Oliveira, Gualter Amelio1563 | 1-0 | Silva, Ezequiel Demetras1811 | 9th Floripa Open 2023 | 2023 |
| De Oliveira, Gualter Amelio1563 | 0-1 | Boabaid, Jorge Alberto Duardes1822 | 9th Floripa Open 2023 | 2023 |
| De Oliveira, Gualter Amelio1563 | 0-1 | Ribeiro, Re1842 | 9th Floripa Open 2023 | 2023 |
| De Oliveira, Gualter Amelio1563 | 0-1 | Cristino, Felipe Borges1893 | 9th Floripa Open 2023 | 2023 |
| De Oliveira, Gualter Amelio1563 | 0-1 | Carvalho, Gu2154 | 9th Floripa Open 2023 | 2023 |
| De Oliveira, Gualter Amelio1533 | 1-0 | Moro, Antonio Renato Pereira1853 | 8th Floripa Open 2022 | 2022 |
| Volkmann, Andre Jordi2097 | 1-0 | De Oliveira, Gualter Amelio1533 | 8th Floripa Open 2022 | 2022 |