| Jul 19, 2026 | Gonzalez Fuentealba | ½–½ | Rossel Grandon | XIII Open de Lebu 2026 | Sicilian Defense: Closed | |
| Jul 18, 2026 | Rossel Grandon | ½–½ | Kittsteiner Araya | XIII Open de Lebu 2026 | Indian Defense: Spielmann-Indian | |
| Jul 18, 2026 | Mendoza Rivers | 1–0 | Rossel Grandon | XIII Open de Lebu 2026 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 17, 2026 | Rossel Grandon | 1–0 | Saa Manriquez | XIII Open de Lebu 2026 | East Indian Defense | |
| Jul 16, 2026 | Ricouz Vasquez | 1–0 | Rossel Grandon | XIII Open de Lebu 2026 | Sicilian Defense: Modern Variations | |
| Jul 15, 2026 | Rossel Grandon | 1–0 | Tobar Sala | XIII Open de Lebu 2026 | East Indian Defense | |
| Jul 15, 2026 | Castro Salgado | 1–0 | Rossel Grandon | XIII Open de Lebu 2026 | Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | |
| Jan 21, 2025 | Rivadeneira Maturana | 1–0 | Rossel Grandon | Nacional Sub 20 Absoluto 2025 | English Opening: The Whale | |
| Jul 15, 2024 | Henriquez Hidalgo | 1–0 | Rossel Grandon | XI OPEN DE AJEDREZ LEBU 2024 | Sicilian Defense: Najdorf Variation | |
| Jun 28, 2024 | Pizarro Yere | 1–0 | Rossel Grandon | Round 8: Pizarro Yere, Maximilano - Rossel Grandon, Cristobal | King's Indian Defense: Petrosian Variation, Stein Defense | |
| Jun 27, 2024 | Meneses Riveros | 1–0 | Rossel Grandon | Round 6: Meneses Riveros, Lucas Samir - Rossel Grandon, Cristobal | Sicilian Defense: Najdorf Variation, English Attack | |
| Jun 26, 2024 | Rossel Grandon | 1–0 | Miranda Camus | Round 5: Rossel Grandon, Cristobal - Miranda Camus, Gonzalo Alonso | Nimzo-Larsen Attack: Classical Variation | |
| Jun 26, 2024 | Myers Cumsille | 1–0 | Rossel Grandon | Round 4: Myers Cumsille, Cash Amaru - Rossel Grandon, Cristobal | Sicilian Defense: Najdorf Variation, Freak Attack | |
| Jun 24, 2024 | Rossel Grandon | 0–1 | Campos Gomez | Round 1: Rossel Grandon, Cristobal - Campos Gomez, Manuel | Nimzo-Larsen Attack: Modern Variation | |
| Sep 19, 2021 | Rossel Grandon | 0–1 | Huenul Colicoy | Valdivia Encounter | ? | |
| Sep 19, 2021 | Mondaca Gonzalez | 1–0 | Rossel Grandon | Valdivia Encounter | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |
| Sep 18, 2021 | Rossel Grandon | 0–1 | Reyes Mendoza | Valdivia Encounter | French Defense: Tarrasch Variation, Open System | |
| Sep 18, 2021 | Pobbio Venegas | 0–1 | Rossel Grandon | Valdivia Encounter | Benoni Defense: Four Pawns Attack, Main Line | |
| Sep 17, 2021 | Ballesteros Cardenas | 1–0 | Rossel Grandon | Valdivia Encounter | Modern Defense: Averbakh Variation, Pseudo-Sämisch | |
| Aug 16, 2021 | Rossel Grandon | 0–1 | Nareks | World Youth Cup 2021 O16-G12 - Open 16 | Sicilian Defense: Accelerated Dragon, Modern Variation | |
| Aug 16, 2021 | Rossel Grandon | 0–1 | Anciaux | World Youth Cup 2021 O16-G12 - Open 16 | Italian Game: Classical Variation, Giuoco Pianissimo, Main Line | |
| Aug 16, 2021 | Rossel Grandon | 1–0 | Iskandarian | World Youth Cup 2021 O16-G12 - Open 16 | Caro-Kann Defense: Two Knights Attack | |
| Aug 16, 2021 | Rossel Grandon | 1–0 | Adonis | World Youth Cup 2021 O16-G12 - Open 16 | Petrov's Defense: Stafford Gambit | |
| Aug 16, 2021 | Rossel Grandon | 0–1 | Dafa | World Youth Cup 2021 O16-G12 - Open 16 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Aug 16, 2021 | Malik | 0–1 | Rossel Grandon | World Youth Cup 2021 O16-G12 - Open 16 | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Aug 16, 2021 | Orrego Palermo | 1–0 | Rossel Grandon | World Youth Cup 2021 O16-G12 - Open 16 | Trompowsky Attack | |
| Aug 16, 2021 | Rousis | 1–0 | Rossel Grandon | World Youth Cup 2021 O16-G12 - Open 16 | Sicilian Defense: Moscow Variation | |
| Aug 16, 2021 | Millet Nieves | 0–1 | Rossel Grandon | World Youth Cup 2021 O16-G12 - Open 16 | English Opening: Anglo-Indian Defense, Queen's Knight Variation | |