| Apr 26, 2026 | Calvo Castillo | 0–1 | Grevy Joner Rincon Mejia | Round 8: Calvo Castillo, Juliana - Grevy Joner Rincon Mejia | French Defense: Advance Variation, Paulsen Attack | |
| Apr 26, 2026 | Acosta Neira | 1–0 | Calvo Castillo | Round 7: Acosta Neira, Jaime - Calvo Castillo, Juliana | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line | |
| Apr 26, 2026 | Calvo Castillo | ½–½ | Miguel Angel Medrano Cardenas | Round 6: Calvo Castillo, Juliana - Miguel Angel Medrano Cardenas | Ruy Lopez: Berlin Defense, Hedgehog Variation | |
| Apr 26, 2026 | Daniel Felipe Castellanos Rivera | 0–1 | Calvo Castillo | Round 5: Daniel Felipe Castellanos Rivera - Calvo Castillo, Juliana | English Opening: The Whale | |
| Apr 26, 2026 | Calvo Castillo | 1–0 | Julian David MarIn Tellez | Round 4: Calvo Castillo, Juliana - Julian David MarIn Tellez | Ruy Lopez: Berlin Defense, Rosenthal Variation | |
| Apr 26, 2026 | Castro Pachon | 1–0 | Calvo Castillo | Round 3: Castro Pachon, Adara - Calvo Castillo, Juliana | Sicilian Defense: Najdorf Variation, English Attack | |
| Apr 26, 2026 | Calvo Castillo | 0–1 | Narvaez Gonzalez | Round 2: Calvo Castillo, Juliana - Narvaez Gonzalez, Javier Alejandro | Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation | |
| Apr 26, 2026 | Valle | 1–0 | Calvo Castillo | Round 1: Valle, Efrain - Calvo Castillo, Juliana | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Apr 5, 2026 | Calvo Castillo | 0–1 | Camargo Pinzon | Round 9: Calvo Castillo, Juliana - Camargo Pinzon, Cesar Josue | Ruy Lopez: Steinitz Defense | |
| Apr 5, 2026 | Ruiz Bustacara | 1–0 | Calvo Castillo | Round 8: Ruiz Bustacara, Gustavo - Calvo Castillo, Juliana | Sicilian Defense: Bowdler Attack | |
| Apr 4, 2026 | Calvo Castillo | 0–1 | Ladino Hernandez | Round 7: Calvo Castillo, Juliana - Ladino Hernandez, Angel Joel | Sicilian Defense: Dragon Variation, Yugoslav Attack | |
| Apr 4, 2026 | Rico Diaz | ½–½ | Calvo Castillo | Round 6: Rico Diaz, Ettlingert Blas - Calvo Castillo, Juliana | Sicilian Defense: Alapin Variation | |
| Apr 4, 2026 | Calvo Castillo | 0–1 | Tangarife Giraldo | Round 5: Calvo Castillo, Juliana - Tangarife Giraldo, Jose Humberto | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Apr 3, 2026 | Calvo Castillo | 0–1 | Suarez Vera | Round 3: Calvo Castillo, Juliana - Suarez Vera, Angel Antonio | Sicilian Defense: Dragon Variation | |
| Apr 3, 2026 | Marulanda | 0–1 | Calvo Castillo | Round 4: Marulanda, Andrea Sofia - Calvo Castillo, Juliana | Sicilian Defense: Modern Variations | |
| Apr 2, 2026 | Rueda Villamizar | 0–1 | Calvo Castillo | Round 2: Rueda Villamizar, Nicolas - Calvo Castillo, Juliana | Queen's Gambit Declined | |
| Apr 1, 2026 | Calvo Castillo | 0–1 | Mena Cordoba | Round 1: Calvo Castillo, Juliana - Mena Cordoba, Yamil Octavio | Ruy Lopez: Marshall Attack | |
| Feb 22, 2026 | Cardozo Munar | 1–0 | Calvo Castillo | Round 1: Cardozo Munar, Carlos Eduardo - Calvo Castillo, Juliana | Queen's Pawn Game: Torre Attack, Gossip Variation | |
| Dec 6, 2025 | Calvo Castillo | 0–1 | Calderon Guerra | Round 1: Calvo Castillo, Juliana - Calderon Guerra,Odalys Lisbeth | Caro-Kann Defense: Exchange Variation | |
| Jun 27, 2025 | Calvo Castillo | 0–1 | Leon | IRT Clasico Kallpa Open 2025 | French Defense: Advance Variation, Paulsen Attack | |
| May 1, 2025 | Calvo Castillo | 0–1 | Mesa Baez | Round 1: Calvo Castillo, Juliana - Mesa Baez, Samuel | Four Knights Game: Spanish Variation, Double Spanish | |
| — | Calvo Castillo | 0–1 | Gomez Araque | Nacional Escolar 2025 | Sicilian Defense: Najdorf Variation | |
| — | Calvo Castillo | 0–1 | De Leon Villarreal | Nacional Escolar 2025 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| — | Calvo Castillo | 1–0 | Sanabria Beltran | Nacional Escolar 2025 | Ruy Lopez: Cozio Defense | |
| — | Calvo Castillo | 0–1 | Barreto Pulido | FIDE World Youth U16 Chess Olympiad 2025 | Sicilian Defense: Dragon Variation, Levenfish Variation, Main Line | |
| — | Calvo Castillo | 0–1 | Jojoa Bravo | FIDE World Youth U16 Chess Olympiad 2025 | Vienna Game: Vienna Gambit | |
| — | Calvo Castillo | 1–0 | Ruiz | FIDE World Youth U16 Chess Olympiad 2025 | Ruy Lopez: Berlin Defense, Beverwijk Variation | |
| — | Calvo Castillo | 0–1 | Vaquerano | FIDE World Youth U16 Chess Olympiad 2025 | Ruy Lopez: Schliemann Defense | |
| — | Fontecha Pastrana | 1–0 | Calvo Castillo | Nacional Escolar 2025 | Sicilian Defense: Moscow Variation | |
| — | Sanchez Barreto | 0–1 | Calvo Castillo | Nacional Escolar 2025 | Sicilian Defense: Closed | |
| — | Lopez Mahecha | 1–0 | Calvo Castillo | Nacional Escolar 2025 | Sicilian Defense: Closed | |
| — | Patel | 1–0 | Calvo Castillo | FIDE World Youth U16 Chess Olympiad 2025 | Sicilian Defense: Najdorf Variation | |
| — | Ospina Ramirez | 1–0 | Calvo Castillo | FIDE World Youth U16 Chess Olympiad 2025 | Queen's Pawn Game: London System | |
| — | Estrada Nieves | 1–0 | Calvo Castillo | FIDE World Youth U16 Chess Olympiad 2025 | English Opening: Symmetrical Variation | |
| — | Diaz Reyes | 0–1 | Calvo Castillo | FIDE World Youth U16 Chess Olympiad 2025 | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| — | Paredes Alvarez | 1–0 | Calvo Castillo | FIDE World Youth U16 Chess Olympiad 2025 | Sicilian Defense: Najdorf Variation | |