| Godinho, Bruno Cesar Ferreira1833 | 0-1 | Coutinho, Lucas Buss Soares1606 | Brazil Chess - Floripa | 2026 |
| Predebon, Eduardo Angonesi1826 | 1-0 | Coutinho, Lucas Buss Soares1606 | Brazil Chess - Floripa | 2026 |
| Coutinho, Lucas Buss Soares1606 | 0-1 | De Almeida, Felipe Magno1869 | Brazil Chess - Floripa | 2026 |
| Coutinho, Lucas Buss Soares1606 | 0-1 | Goncalves, Nata1957 | Brazil Chess - Floripa | 2026 |
| Franca Junior, Jairo1872 | 0-1 | Coutinho, Lucas Buss Soares1606 | Brazil Chess - Floripa | 2026 |
| Souza, Iago Henrique da Silva2038 | 1-0 | Coutinho, Lucas Buss Soares1606 | Brazil Chess - Floripa | 2026 |
| Coutinho, Lucas Buss Soares1618 | 0-1 | Da Silva Junior, Marco Aurelio1803 | 11th Floripa Open 2025 | 2025 |
| Gomes, Maria Eduarda Papini1830 | ½-½ | Coutinho, Lucas Buss Soares1618 | 11th Floripa Open 2025 | 2025 |
| Boeck, Moacir Luis1886 | 1-0 | Coutinho, Lucas Buss Soares1618 | 11th Floripa Open 2025 | 2025 |
| Bauza, A2116 | 1-0 | Coutinho, Lucas Buss Soares1618 | 11th Floripa Open 2025 | 2025 |
| Coutinho, Lucas Buss Soares1562 | ½-½ | Morrison, Joseph1803 | World Youth Open U14 2024 | 2024 |
| Gonzalez Sanchez, Ilan Said1977 | 1-0 | Coutinho, Lucas Buss Soares1562 | World Youth Open U14 2024 | 2024 |
| Coutinho, Lucas Buss Soares1233 | 0-1 | Hataby, Raed1888 | 10th Floripa Open 2024 | 2024 |
| Coutinho, Lucas Buss Soares1233 | ½-½ | Bastos, Guilherme Exterhotter1883 | 10th Floripa Open 2024 | 2024 |
| Coutinho, Lucas Buss Soares1099 | 0-1 | Pimenta, Elisandro da Silva1855 | 9th Floripa Open 2023 | 2023 |