| Mar 18, 2026 | Guerrero Cataldo | 1–0 | Vilches Romero | Ronda 8: Guerrero Cataldo, Juan Andres - Vilches Romero, Eduardo | Queen's Indian Defense: Riumin Variation | |
| Mar 17, 2026 | Carvallo Fliman | 0–1 | Guerrero Cataldo | Ronda 7: Carvallo Fliman, Gabriel - Guerrero Cataldo, Juan Andres | King's Indian Defense: Normal Variation, Rare Defenses | |
| Mar 16, 2026 | Chacon Salinas | 1–0 | Guerrero Cataldo | Ronda 6: Chacon Salinas, Cesar - Guerrero Cataldo, Juan Andres | Catalan Opening: Open Defense, Classical Line | |
| Mar 15, 2026 | Guerrero Cataldo | 1–0 | Diaz Contreras | 13° CHESS BOSS - CHESS TOUR A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Mar 15, 2026 | Chacon Salinas | 1–0 | Guerrero Cataldo | 13° CHESS BOSS - CHESS TOUR A | Queen's Gambit Declined: Albin Countergambit, Normal Line | |
| Mar 15, 2026 | Bahamondes Ortiz | ½–½ | Guerrero Cataldo | 13° CHESS BOSS - CHESS TOUR A | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Mar 14, 2026 | Guerrero Cataldo | 1–0 | Donoso Aguirre | 13° CHESS BOSS - CHESS TOUR A | Nimzo-Larsen Attack: Classical Variation | |
| Mar 14, 2026 | Guerrero Cataldo | 1–0 | Valdes Berdichewsky | 13° CHESS BOSS - CHESS TOUR A | Trompowsky Attack | |
| Mar 14, 2026 | Barriga Silva | 1–0 | Guerrero Cataldo | 13° CHESS BOSS - CHESS TOUR A | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Mar 13, 2026 | Guerrero Cataldo | ½–½ | Aravena Navarro | 13° CHESS BOSS - CHESS TOUR A | English Opening: Anglo-Indian Defense | |
| Mar 12, 2026 | Barriga Vera | 0–1 | Guerrero Cataldo | Ronda 5: Barriga Vera, Aaron Joshua - Guerrero Cataldo, Juan Andres | ? | |
| Mar 5, 2026 | Guerrero Cataldo | 1–0 | Contreras Suazo | Ronda 3: Guerrero Cataldo, Juan Andres - Contreras Suazo, Rocio | Grünfeld Defense: Stockholm Variation | |
| Mar 4, 2026 | Sandoval Sepulveda | 0–1 | Guerrero Cataldo | Ronda 2: Sandoval Sepulveda, Gustavo Ad - Guerrero Cataldo, Juan Andres | Sicilian Defense: Taimanov Variation | |
| Mar 3, 2026 | Guerrero Cataldo | 1–0 | Almendares Cornejo | Ronda 1: Guerrero Cataldo, Juan Andres - Almendares Cornejo, Manuel | Queen's Gambit Declined: Marshall Defense | |
| Mar 2, 2026 | Guerrero Cataldo | 0–1 | Diaz Contreras | Ronda 4: Guerrero Cataldo, Juan Andres - Diaz Contreras, Pedro | Queen's Pawn Game: Symmetrical Variation | |
| Feb 28, 2026 | Guerrero Cataldo | 0–1 | Vargas Maliqueo | Round 11: Guerrero Cataldo, Juan Andres - Vargas Maliqueo, Ivan Patricio | Sicilian Defense: Modern Variations | |
| Feb 23, 2026 | Guerrero Cataldo | 0–1 | Freire Catalan | Round 3: Guerrero Cataldo, Juan Andres - Freire Catalan, Sebastian Luis | Indian Defense: Dzindzi-Indian Defense | |
| Feb 22, 2026 | Myers Cumsille | 1–0 | Guerrero Cataldo | Round 2: Myers Cumsille, Cash Amaru - Guerrero Cataldo, Juan Andres | Caro-Kann Defense: Endgame Offer | |
| Feb 22, 2026 | Guerrero Cataldo | 1–0 | Carvajal Arellano | Round 1: Guerrero Cataldo, Juan Andres - Carvajal Arellano, Sebastian Anto | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jan 31, 2026 | Guerrero Cataldo | 1–0 | Guerra Mansilla | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Sicilian Defense: Old Sicilian | |
| Jan 31, 2026 | Donoso Simonetti | 0–1 | Guerrero Cataldo | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Sicilian Defense: Hyperaccelerated Dragon | |
| Jan 30, 2026 | Guerrero Cataldo | ½–½ | Greau Carreno | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Sicilian Defense: French Variation, Westerinen Attack | |
| Jan 29, 2026 | Chacon Olortegui | 0–1 | Guerrero Cataldo | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Sicilian Defense: Closed | |
| Jan 29, 2026 | Guerrero Cataldo | 1–0 | Cifuentes Marinao | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | King's Indian Attack, with e6 | |
| Jan 28, 2026 | Guerrero Cataldo | 0–1 | Basualto Penalieres | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | English Opening | |
| Jan 27, 2026 | Guerrero Cataldo | 1–0 | Mondaca Gonzalez | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Catalan Opening: Closed | |
| Jan 26, 2026 | Candia Gomez | 0–1 | Guerrero Cataldo | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | King's Indian Defense: Orthodox Variation, Bayonet Attack | |
| Jan 26, 2026 | Elias Reyes | 1–0 | Guerrero Cataldo | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Gurgenidze Variation | |
| May 30, 2025 | Diaz Contreras | ½–½ | Guerrero Cataldo | CLUB DE AJEDREZ CHILE - INTERCLUBES 100 ANOS - CLUB DE AJEDREZ CHILE 2025 | Caro-Kann Defense: Karpov Variation | |
| May 15, 2025 | Guerrero Cataldo | 1–0 | Henriquez Hidalgo | CLUB DE AJEDREZ CHILE - INTERCLUBES 100 ANOS - CLUB DE AJEDREZ CHILE 2025 | King's Indian Defense | |
| May 13, 2025 | Rodriguez Lopez | 0–1 | Guerrero Cataldo | CLUB DE AJEDREZ CHILE - INTERCLUBES 100 ANOS - CLUB DE AJEDREZ CHILE 2025 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| May 5, 2025 | Gonzalez Massardo | 0–1 | Guerrero Cataldo | CLUB DE AJEDREZ CHILE - INTERCLUBES 100 ANOS - CLUB DE AJEDREZ CHILE 2025 | Hungarian Opening | |
| Mar 15, 2025 | Farfan Ortiz | ½–½ | Guerrero Cataldo | ZONAL 2.5 ABSOLUTO CHILE 2025 | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Mar 14, 2025 | Guerrero Cataldo | 1–0 | Fica Cruz | ZONAL 2.5 ABSOLUTO CHILE 2025 | Catalan Opening: Closed | |
| Mar 13, 2025 | Myers Cumsille | ½–½ | Guerrero Cataldo | ZONAL 2.5 ABSOLUTO CHILE 2025 | Caro-Kann Defense: Maróczy Variation | |
| Mar 12, 2025 | Guerrero Cataldo | ½–½ | Jeraldo Zepeda | ZONAL 2.5 ABSOLUTO CHILE 2025 | Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | |
| Mar 12, 2025 | Roselli Mailhe | 1–0 | Guerrero Cataldo | ZONAL 2.5 ABSOLUTO CHILE 2025 | Grünfeld Defense: Stockholm Variation | |
| Mar 11, 2025 | Guerrero Cataldo | 1–0 | Ojeda Arevalo | ZONAL 2.5 ABSOLUTO CHILE 2025 | English Opening: Agincourt Defense | |
| Mar 10, 2025 | Munoz Venegas | ½–½ | Guerrero Cataldo | ZONAL 2.5 ABSOLUTO CHILE 2025 | Sicilian Defense: Hyperaccelerated Pterodactyl | |
| Mar 1, 2025 | Guerrero Cataldo | 1–0 | Olivares Olivares | Final Campeonato de Ajedrez Absoluto de Chile 2025 | Zukertort Opening | |
| Feb 28, 2025 | Arancibia Guzman | ½–½ | Guerrero Cataldo | Final Campeonato de Ajedrez Absoluto de Chile 2025 | Indian Defense: Przepiorka Variation | |
| Feb 27, 2025 | Guerrero Cataldo | ½–½ | Gasic Merino | Final Campeonato de Ajedrez Absoluto de Chile 2025 | Sicilian Defense: Moscow Variation, Main Line | |
| Feb 27, 2025 | Bahamondes Ortiz | ½–½ | Guerrero Cataldo | Final Campeonato de Ajedrez Absoluto de Chile 2025 | King's Indian Defense: Makogonov Variation | |
| Feb 26, 2025 | Guerrero Cataldo | ½–½ | Gomez Barrera | Final Campeonato de Ajedrez Absoluto de Chile 2025 | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Feb 26, 2025 | Aravena Navarro | 0–1 | Guerrero Cataldo | Final Campeonato de Ajedrez Absoluto de Chile 2025 | Caro-Kann Defense: Apocalypse Attack | |
| Feb 25, 2025 | Myers Cumsille | 0–1 | Guerrero Cataldo | Final Campeonato de Ajedrez Absoluto de Chile 2025 | Caro-Kann Defense: Advance Variation, Short Variation | |
| Feb 24, 2025 | Guerrero Cataldo | ½–½ | Nava Torrez | Final Campeonato de Ajedrez Absoluto de Chile 2025 | Tarrasch Defense: Classical Variation, Réti Variation | |
| Feb 23, 2025 | Chacon Salinas | 1–0 | Guerrero Cataldo | Final Campeonato de Ajedrez Absoluto de Chile 2025 | King's Indian Defense: Fianchetto Variation, Lesser Simagin (Spassky) | |
| Nov 4, 2024 | Palma Araya | 1–0 | Guerrero Cataldo | CLUB DE AJEDREZ CHILE - TORNEO INTERCLUBES 100 AÑOS CLAUSURA 2024 | King's Indian Defense: Orthodox Variation | |
| Oct 28, 2024 | Guerrero Cataldo | 1–0 | Chavez Dinamarca | CLUB DE AJEDREZ CHILE - TORNEO INTERCLUBES 100 AÑOS CLAUSURA 2024 | Sicilian Defense: Old Sicilian | |
| Oct 24, 2024 | Valdes Mujica | 0–1 | Guerrero Cataldo | CLUB DE AJEDREZ CHILE - TORNEO INTERCLUBES 100 AÑOS CLAUSURA 2024 | Indian Defense: London System | |
| Oct 17, 2024 | Guerrero Cataldo | ½–½ | Vilches Romero | CLUB DE AJEDREZ CHILE - TORNEO INTERCLUBES 100 AÑOS CLAUSURA 2024 | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Oct 10, 2024 | Guerrero Cataldo | 0–1 | Encina Aranda | CLUB DE AJEDREZ CHILE - TORNEO INTERCLUBES 100 AÑOS CLAUSURA 2024 | English Opening: Great Snake Variation | |
| Oct 7, 2024 | Bartolini Rojas | 0–1 | Guerrero Cataldo | Interclubes Clausura 2024 | Sicilian Defense: Hyperaccelerated Pterodactyl | |
| Aug 19, 2024 | Henriquez Hidalgo | ½–½ | Guerrero Cataldo | CLUB AJEDREZ CHILE TORNEO IRT SUB 2400 AGOSTO 2024 | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Aug 14, 2024 | Guerrero Cataldo | 1–0 | Navarro Guerrero | CLUB AJEDREZ CHILE TORNEO IRT SUB 2400 AGOSTO 2024 | French Defense: Tarrasch Variation, Morozevich Variation | |
| Aug 12, 2024 | Guerrero Cataldo | ½–½ | Pena Cifuentes | CLUB AJEDREZ CHILE TORNEO IRT SUB 2400 AGOSTO 2024 | Catalan Opening: Open Defense, Classical Line | |
| Aug 8, 2024 | Centonzio Rossel | 0–1 | Guerrero Cataldo | CLUB AJEDREZ CHILE TORNEO IRT SUB 2400 AGOSTO 2024 | ? | |
| Aug 5, 2024 | Guerrero Cataldo | 1–0 | Greau Carreno | CLUB AJEDREZ CHILE TORNEO IRT SUB 2400 AGOSTO 2024 | Sicilian Defense: French Variation | |
| Aug 1, 2024 | Roman Alvarez | 0–1 | Guerrero Cataldo | CLUB AJEDREZ CHILE TORNEO IRT SUB 2400 AGOSTO 2024 | King's Indian Defense: Fianchetto Variation, Larsen Defense | |
| Feb 24, 2024 | Gasic Merino | 1–0 | Guerrero Cataldo | Round 9: Gasic Merino, Franco - Guerrero Cataldo, Juan Andres | Catalan Opening: Open Defense, Classical Line | |
| Feb 22, 2024 | Torres Bravo | 1–0 | Guerrero Cataldo | Round 7: Torres Bravo, Cristobal Renato - Guerrero Cataldo, Juan Andres | Catalan Opening | |
| Feb 20, 2024 | Guerrero Cataldo | 0–1 | Olivares Olivares | Round 2: Guerrero Cataldo, Juan Andres - Olivares Olivares, Claudio | Sicilian Defense: Moscow Variation | |