| Apr 20, 2026 | Cubas | 1–0 | Cezar Junior | Rodada 9: Cubas, Jose - Cezar Junior, William Carlos | Sicilian Defense: McDonnell Attack | |
| Apr 20, 2026 | Cezar Junior | * | Assis | Curitiba Chess Open 2026 - Blitz | English Opening: Anglo-Indian Defense | |
| Apr 20, 2026 | Saiz Rodriguez | 1–0 | Cezar Junior | Rodada 7: Saiz Rodriguez, Daniel Evelio - Cezar Junior, William Carlos | Sicilian Defense: Open | |
| Apr 20, 2026 | Cezar Junior | * | Lorensetti | Rodada 6: Cezar Junior, William Carlos - Lorensetti, Jesse Emanoel | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Apr 20, 2026 | Carvalho Jr | * | Cezar Junior | Rodada 5: Carvalho Jr,Carlos A. Rezende de - Cezar Junior, William Carlos | Queen's Pawn Game: Stonewall Attack | |
| Apr 20, 2026 | Cezar Junior | * | Mariani | Rodada 4: Cezar Junior, William Carlos - Mariani, Kim Paul | Réti Opening: Anglo-Slav Variation, Bogoljubow Variation, Stonewall Line | |
| Apr 20, 2026 | Sousa | * | Cezar Junior | Curitiba Chess Open 2026 - Blitz | Sicilian Defense: Lasker-Pelikan Variation | |
| Apr 20, 2026 | Cezar Junior | * | van den Bylaardt | Curitiba Chess Open 2026 - Blitz | English Opening: King's English Variation | |
| Apr 20, 2026 | Andreata | 0–1 | Cezar Junior | Curitiba Chess Open 2026 - Blitz | Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | |
| Apr 19, 2026 | Cubas | * | Cezar Junior | Rodada 6: Cubas, Jose - Cezar Junior, William Carlos | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Apr 19, 2026 | Cezar Junior | ½–½ | Hoffman | Rodada 5: Cezar Junior, William Carlos - Hoffman, Alejandro | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Apr 19, 2026 | Cezar Junior | 1–0 | Lelinski | Rodada 4: Cezar Junior, William Carlos - Lelinski, Arthur | English Opening: Symmetrical Variation, Rubinstein Variation | |
| Apr 19, 2026 | Mendez | * | Cezar Junior | Rodada 3: Mendez, Jose Alberto Connell - Cezar Junior, William Carlos | Queen's Gambit Declined: Three Knights Variation | |
| Apr 19, 2026 | Cezar Junior | * | Trindade Nogueira | Rodada 2: Cezar Junior, William Carlos - Trindade Nogueira, Gustavo H | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line | |
| Apr 19, 2026 | Guimaraes | 0–1 | Cezar Junior | Curitiba Chess Open 2026 - Rápido | Sicilian Defense: Old Sicilian | |
| May 23, 2025 | Tristan | 1–0 | Cezar Junior | Round 1: Tristan, Leonardo - Cezar Junior, William Carlos | Queen's Pawn Game: Symmetrical Variation | |
| Dec 10, 2022 | Cezar Junior | 0–1 | Diamant | Duchamp Open | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Dec 8, 2022 | Von Buelow | ½–½ | Cezar Junior | Duchamp Open | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Dec 7, 2022 | Cezar Junior | 1–0 | Senger | Duchamp Open | Réti Opening: Anglo-Slav Variation, Bogoljubow Variation, Stonewall Line | |
