| Souza dos Santos, Matheus Garcett2043 | ½-½ | Lelinski, Arthur1819 | Curitiba Chess Open 2026 | 2026 |
| Lelinski, Arthur1819 | 1-0 | Ramalho, Lucas Pereira1985 | Curitiba Chess Open 2026 | 2026 |
| Lelinski, Arthur1819 | 0-1 | Fraga, Heitor Carneiro2100 | Curitiba Chess Open 2026 | 2026 |
| Salgueiro, Alexandre Schneider | 0-1 | Lelinski, Arthur1819 | Curitiba Chess Open 2026 | 2026 |
| Lelinski, Arthur1774 | ½-½ | Varela, Mateo1965 | Brazil Chess - Floripa | 2026 |
| Marques, Eudes Pinto1934 | ½-½ | Lelinski, Arthur1774 | Brazil Chess - Floripa | 2026 |
| Cueto, Jo2159 | 1-0 | Lelinski, Arthur1774 | Brazil Chess - Floripa | 2026 |
| Lelinski, Arthur1774 | ½-½ | Ramalho, Lucas Pereira1962 | Brazil Chess - Floripa | 2026 |
| Lelinski, Arthur1774 | 0-1 | Naspleda, F2022 | Brazil Chess - Floripa | 2026 |
| Lelinski, Arthur1774 | 0-1 | Umetsubo, C2356 | Brazil Chess - Floripa | 2026 |
| Flesch, Lucas Henrique Ye1822 | 1-0 | Lelinski, Arthur | Floripa Winter 2024 | 2024 |
| Lelinski, Arthur | ½-½ | Costa, Ricardo Santos1813 | Floripa Winter 2024 | 2024 |
| De Oliveira, Jairo Quintiliano1993 | 1-0 | Lelinski, Arthur | Floripa Winter 2024 | 2024 |
| Lelinski, Arthur | 1-0 | Barbosa, Rafael Santos1853 | Floripa Winter 2024 | 2024 |
| Kropff, R2047 | 1-0 | Lelinski, Arthur | Floripa Winter 2024 | 2024 |