| Jun 10, 2026 | Jimenez Salas | 1–0 | Quesada Leon | Round 11: Jimenez Salas, Maria Teresa - Quesada Leon, Joshua | Sicilian Defense: Najdorf Variation | |
| Jun 9, 2026 | Quesada Leon | 0–1 | Valdes Romero | Round 10: Quesada Leon, Joshua - Valdes Romero, Leonardo | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jun 8, 2026 | Gonzalez Zharikov | 0–1 | Quesada Leon | Round 9: Gonzalez Zharikov, Andrey - Quesada Leon, Joshua | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| Jun 7, 2026 | Mateus | 0–1 | Quesada Leon | Round 8: Mateus, Martha - Quesada Leon, Joshua | French Defense: King's Indian Attack | |
| Jun 6, 2026 | Quesada Leon | 0–1 | Mateus | Round 7: Quesada Leon, Joshua - Mateus, Alejandro | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jun 5, 2026 | Avila Rodriguez | 1–0 | Quesada Leon | Round 6: Avila Rodriguez, Joshua Adrian - Quesada Leon, Joshua | English Opening: King's English Variation | |
| Jun 5, 2026 | Quesada Leon | 1–0 | Palma Villanueva | Round 5: Quesada Leon, Joshua - Palma Villanueva, Miguel Tadeo | Modern Defense: Standard Defense | |
| Jun 4, 2026 | Garcia Espinoza | 0–1 | Quesada Leon | Round 4: Garcia Espinoza, Yosed Emanuel - Quesada Leon, Joshua | Sicilian Defense: Sozin Attack, Flank Variation | |
| Jun 4, 2026 | Quesada Leon | 0–1 | Torres Rosas | Round 3: Quesada Leon, Joshua - Torres Rosas, Luis Carlos | Sicilian Defense: Sozin Attack, Main Line | |
| Jun 4, 2026 | Lu | 1–0 | Quesada Leon | Round 1: Lu, Maximillian - Quesada Leon, Joshua | Zukertort Opening: Nimzo-Larsen Variation | |
| Jun 3, 2026 | Quesada Leon | 1–0 | Valadez Sepulveda | Round 2: Quesada Leon, Joshua - Valadez Sepulveda, Joel Isaac | King's Indian Attack: Sicilian Variation | |
| Feb 15, 2026 | Vives Rodriguez | 1–0 | Quesada Leon | Campeonato Nacional Absoluto 2026 | Indian Defense | |
| Feb 14, 2026 | Quesada Leon | ½–½ | Solano Cordero | Campeonato Nacional Absoluto 2026 | French Defense: Classical Variation, Shirov-Anand Variation | |
| Feb 13, 2026 | Mihajlov | 1–0 | Quesada Leon | Campeonato Nacional Absoluto 2026 | King's Indian Defense: Normal Variation, Standard Development | |
| Feb 8, 2026 | Quesada Leon | 0–1 | Jimenez Garcia | Campeonato Nacional Absoluto 2026 | Sicilian Defense: Old Sicilian | |
| Feb 7, 2026 | Cabezas Solano | 1–0 | Quesada Leon | Campeonato Nacional Absoluto 2026 | King's Indian Attack: Symmetrical Defense | |
| Feb 7, 2026 | Quesada Leon | 1–0 | Chinchilla Miranda | Campeonato Nacional Absoluto 2026 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Feb 7, 2026 | Espitia Torres | * | Quesada Leon | Campeonato Nacional Absoluto 2026 | Scandinavian Defense: Valencian Variation | |
| Jan 31, 2026 | Quesada Leon | 1–0 | Quesada Fallas | Campeonato Nacional Absoluto 2026 | Ruy Lopez: Morphy Defense, Fianchetto Defense Deferred | |
| Jan 30, 2026 | Fernandez Sanchez | 0–1 | Quesada Leon | Campeonato Nacional Absoluto 2026 | Indian Defense: Przepiorka Variation | |
| Jan 30, 2026 | Quesada Leon | 0–1 | Valdes Romero | Campeonato Nacional Absoluto 2026 | Pirc Defense | |
| Jan 29, 2026 | Quesada Leon | 0–1 | Lizano Quiros | Campeonato Nacional Absoluto 2026 | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Dec 31, 2025 | Quesada Leon | 1–0 | Rivera Mora | XLVI Metropolitano Torneo Internacional 2025 Blitz | King's Pawn Game | |
| Dec 31, 2025 | Campos Gonzalez | 0–1 | Quesada Leon | XLVI Metropolitano Torneo Internacional 2025 Blitz | Sicilian Defense: Najdorf Variation | |
| Dec 31, 2025 | Quesada Leon | * | Gabb Diaz | XLVI Metropolitano Torneo Internacional 2025 Blitz | Sicilian Defense: Open | |
| Dec 31, 2025 | Schnell | 1–0 | Quesada Leon | XLVI Metropolitano Torneo Internacional 2025 Blitz | Rapport-Jobava System | |
| Dec 30, 2025 | Quesada Leon | 1–0 | Stawski Oliva | XLVI Metropolitano Torneo Internacional 2025 Blitz | Sicilian Defense: Kalashnikov Variation | |
| Dec 30, 2025 | Pastor Carvajal | 1–0 | Quesada Leon | XLVI Metropolitano Torneo Internacional 2025 Blitz | Sicilian Defense: Najdorf Variation, English Attack | |
| Dec 30, 2025 | Quesada Leon | 1–0 | Cabezas Solano | XLVI Metropolitano Torneo Internacional 2025 Blitz | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Dec 30, 2025 | Morales Vasquez | 0–1 | Quesada Leon | XLVI Metropolitano Torneo Internacional 2025 Blitz | Queen's Pawn Game: Barry Attack | |
| Dec 30, 2025 | Miranda Mesa | 1–0 | Quesada Leon | XLVI Metropolitano Torneo Internacional 2025 A | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Dec 29, 2025 | Quesada Leon | 0–1 | Almeida Quintana | XLVI Metropolitano Torneo Internacional 2025 A | Modern Defense: Two Knights Variation | |
| Dec 29, 2025 | Cossio Carvajal | 0–1 | Quesada Leon | XLVI Metropolitano Torneo Internacional 2025 A | Sicilian Defense: Alapin Variation | |
| Dec 28, 2025 | Quesada Leon | 1–0 | Fernandez Sanchez | XLVI Metropolitano Torneo Internacional 2025 A | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Dec 28, 2025 | Quesada Leon | ½–½ | Solano Cordero | XLVI Metropolitano Torneo Internacional 2025 A | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Dec 27, 2025 | Chinchilla Miranda | 0–1 | Quesada Leon | XLVI Metropolitano Torneo Internacional 2025 A | King's Indian Attack: Symmetrical Defense | |
| Dec 27, 2025 | Quesada Leon | ½–½ | Diaz Charpentier | XLVI Metropolitano Torneo Internacional 2025 A | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Dec 26, 2025 | Fernandez Sibaja | 1–0 | Quesada Leon | XLVI Metropolitano Torneo Internacional 2025 A | King's Indian Defense: Makogonov Variation | |
| Dec 31, 2024 | Quesada Leon | 1–0 | Cubillo Duran | Ronda 9: Quesada Leon, Joshua - Cubillo Duran, Aaron Josue | Vienna Game: Omaha Gambit | |
| Dec 31, 2024 | Canales Chinchilla | 0–1 | Quesada Leon | Ronda 8: Canales Chinchilla, Victoria - Quesada Leon, Joshua | Sicilian Defense: Modern Variations, Main Line | |
| Dec 31, 2024 | Quesada Leon | 0–1 | Avendano Porras | Ronda 7: Quesada Leon, Joshua - Avendano Porras, Rodrigo | Sicilian Defense: Smith-Morra Gambit Accepted, Classical Formation | |
| Dec 31, 2024 | Loria Molina | 0–1 | Quesada Leon | Ronda 6: Loria Molina, Sofia - Quesada Leon, Joshua | Indian Defense | |
| Dec 31, 2024 | Quesada Leon | 1–0 | Brizuela Hidalgo | Ronda 5: Quesada Leon, Joshua - Brizuela Hidalgo, Sebastian | Vienna Game: Omaha Gambit | |
| Dec 30, 2024 | Cabezas Solano | 1–0 | Quesada Leon | Ronda 4: Cabezas Solano, David Alejandro - Quesada Leon, Joshua | King's Indian Defense: Fianchetto Variation, Yugoslav Variation | |
| Aug 24, 2024 | Barboza Viquez | 1–0 | Quesada Leon | Round 5: Barboza Viquez, Martin Eduardo - Quesada Leon, Joshua | Sicilian Defense: Chekhover Variation | |
| Aug 18, 2024 | Quesada Leon | ½–½ | Angulo Perez | Round 4: Quesada Leon, Joshua - Angulo Perez, Sebastian | Caro-Kann Defense: Tartakower Variation | |
| Aug 18, 2024 | Ramirez Madrid | ½–½ | Quesada Leon | Round 3: Ramirez Madrid, Gerardo Alfonso - Quesada Leon, Joshua | King's Indian Attack: Symmetrical Defense | |
