| May 26, 2026 | Landa Carrillo | 1–0 | Mateo Luna Gaytan | Round 4: Landa Carrillo, Adriel - Mateo Luna Gaytan | Caro-Kann Defense: Exchange Variation | |
| May 25, 2026 | Mateo Luna Gaytan | 1–0 | Idarraga Patino | Round 3: Mateo Luna Gaytan - Idarraga Patino, Valeria | Sicilian Defense: Bowdler Attack | |
| May 25, 2026 | Vega Betancourt | 0–1 | Mateo Luna Gaytan | Round 7: Vega Betancourt, Manuel - Mateo Luna Gaytan | Caro-Kann Defense: Advance Variation, Bayonet Attack | |
| May 25, 2026 | Mateo Luna Gaytan | 0–1 | Carreno Bravo | Round 6: Mateo Luna Gaytan - Carreno Bravo, Angello Emiliano | Scandinavian Defense: Modern Variation | |
| May 25, 2026 | Mateo Luna Gaytan | ½–½ | Huerta Morales | Round 5: Mateo Luna Gaytan - Huerta Morales, Alejandro | Sicilian Defense: Classical Variation, Sozin Attack | |
| May 25, 2026 | Ramirez Martinez | 0–1 | Mateo Luna Gaytan | Round 4: Ramirez Martinez, Matias - Mateo Luna Gaytan | Caro-Kann Defense: Advance Variation, Tal Variation | |
| May 25, 2026 | Mateo Luna Gaytan | 1–0 | Campillo Soto | Round 3: Mateo Luna Gaytan - Campillo Soto, Emilio | Petrov's Defense: Three Knights Game | |
| May 25, 2026 | Martinez Guzman | ½–½ | Mateo Luna Gaytan | Round 2: Martinez Guzman, Diego - Mateo Luna Gaytan | Caro-Kann Defense: Main Line | |
| May 25, 2026 | Mateo Luna Gaytan | 1–0 | Cruz Galvan | Round 1: Mateo Luna Gaytan - Cruz Galvan, Melyza | French Defense: Steiner Variation | |
| May 25, 2026 | Dimas Godinez | ½–½ | Mateo Luna Gaytan | Round 7: Dimas Godinez, Aranza De Jesus - Mateo Luna Gaytan | Caro-Kann Defense: Karpov Variation, Modern Variation, Kasparov Attack | |
| May 25, 2026 | Mateo Luna Gaytan | 1–0 | Puentes Barragan | Round 6: Mateo Luna Gaytan - Puentes Barragan, Cesar Alexandro | Italian Game: Scotch Gambit | |
| May 24, 2026 | Arellano Cuautle | ½–½ | Mateo Luna Gaytan | Round 5: Arellano Cuautle, Alberto Valenti - Mateo Luna Gaytan | Caro-Kann Defense | |
| May 24, 2026 | Mateo Luna Gaytan | 1–0 | Estrella Caceres | Round 4: Mateo Luna Gaytan - Estrella Caceres, Derek Manuel | Sicilian Defense: Classical Variation, Sozin Attack | |
| May 23, 2026 | Gaytan Mateo Luna | ½–½ | Cubillas Gonzalez | Round 5: Gaytan Mateo Luna - Cubillas Gonzalez, Lamberto | Sicilian Defense: Bowdler Attack | |
| May 22, 2026 | Cienfuegos Torres | 1–0 | Gaytan Mateo Luna | Round 4: Cienfuegos Torres, Cristopher Alejandro - Gaytan Mateo Luna | Caro-Kann Defense: Apocalypse Attack | |
| May 22, 2026 | Gaytan Mateo Luna | ½–½ | Carbajal Trigo | Round 3: Gaytan Mateo Luna - Carbajal Trigo, Emiliano | Sicilian Defense: Bowdler Attack | |
| May 21, 2026 | Estrella Caceres | 0–1 | Gaytan Mateo Luna | Round 2: Estrella Caceres, Derek Manuel - Gaytan Mateo Luna | Queen's Pawn Game: London System | |
| May 21, 2026 | Gaytan Mateo Luna | ½–½ | Salazar Reyes | Round 1: Gaytan Mateo Luna - Salazar Reyes, Jose Guillermo | Caro-Kann Defense: Accelerated Panov Attack | |
| May 17, 2026 | Luna Gaytan | 1–0 | Gonzales Olazo | XV Campeonato Panamericano U9 Open | Sicilian Defense: Sozin Attack | |
| May 16, 2026 | Nair | 0–1 | Luna Gaytan | XV Campeonato Panamericano U9 Open | Caro-Kann Defense: Tartakower Variation | |
| May 14, 2026 | Luna Gaytan | 0–1 | Divadalage | XV Campeonato Panamericano U9 Open | Modern Defense: Standard Defense | |
| Nov 4, 2025 | Le | 0–1 | Luna Gaytan | Round 9: Le, Duc Khang - Luna Gaytan, Mateo | Caro-Kann Defense | |
| Nov 4, 2025 | Luna Gaytan | 1–0 | Navarro Cajigas | Round 8: Luna Gaytan, Mateo - Navarro Cajigas, Roberto De Jesus | Four Knights Game: Italian Variation | |
| Nov 2, 2025 | Luna Gaytan | 1–0 | Sosa Garcia | Round 6: Luna Gaytan, Mateo - Sosa Garcia, David | Sicilian Defense: Old Sicilian | |
| Nov 1, 2025 | Navarro Cajigas | 0–1 | Luna Gaytan | Round 4: Navarro Cajigas, Roberto De Jesus - Luna Gaytan, Mateo | Caro-Kann Defense: Breyer Variation | |
| Nov 1, 2025 | Luna Gaytan | 1–0 | Le Duc Khang | Round 3: Luna Gaytan, Mateo - Le Duc Khang | Queen's Pawn Game: London System | |
| Nov 1, 2025 | Sosa Garcia | 0–1 | Luna Gaytan | Round 2: Sosa Garcia, David - Luna Gaytan, Mateo | Tarrasch Defense: Wagner Variation | |
| Jul 5, 2025 | Sosa Garcia | 1–0 | Luna Gaytan | Ronda 3: Sosa Garcia, David - Luna Gaytan, Mateo | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line | |
| Jul 5, 2025 | Dominguez Sanchez | 0–1 | Luna Gaytan | Ronda 5: Dominguez Sanchez, Alan Francisco - Luna Gaytan, Mateo | Nimzo-Indian Defense: Reshevsky Variation | |
| — | Luna Gaytan | 1–0 | Hernandez Aguilar | Ronda 2: Luna Gaytan, Mateo - Hernandez Aguilar, Eder Isaac | Sicilian Defense: Accelerated Dragon, Modern Variation | |
| — | Luna Gaytan | ½–½ | Dominguez Sanchez | Ronda 4: Luna Gaytan, Mateo - Dominguez Sanchez, Alan Francisco | Sicilian Defense: Modern Variations | |
| — | Luna Gaytan | 1–0 | Ordonez Alarcon | Ronda 6: Luna Gaytan, Mateo - Ordonez Alarcon, Luis Daniel | Queen's Pawn Game: Chigorin Variation | |
| — | Luna Gaytan | 1–0 | Alan Ernesto Mendez Alvarez | Ronda 8: Luna Gaytan, Mateo - Alan Ernesto Mendez Alvarez | Queen's Pawn Game: London System, with e6 | |
| — | Luna Gaytan | 1–0 | Ordonez Alarcon | Ronda 1: Luna Gaytan, Mateo - Ordonez Alarcon, Luis Daniel | Queen's Pawn Game: Chigorin Variation | |
| — | Luna Gaytan | 0–1 | Sosa Garcia | Ronda 3: Luna Gaytan, Mateo - Sosa Garcia, David | Sicilian Defense: Old Sicilian | |
| — | Sarah Cardoza Gomez | 0–1 | Luna Gaytan | Ronda 1: Sarah Cardoza Gomez - Luna Gaytan, Mateo | Caro-Kann Defense | |
| — | Netzahualcoyotl Mejia Rangel | 0–1 | Luna Gaytan | Ronda 3: Netzahualcoyotl Mejia Rangel - Luna Gaytan, Mateo | Caro-Kann Defense: Exchange Variation | |
| — | Chernovetzky Frysz | 0–1 | Luna Gaytan | Ronda 5: Chernovetzky Frysz, Ari - Luna Gaytan, Mateo | Caro-Kann Defense: Tartakower Variation | |
| — | Enrique Emmanuel Montijo Ayala | 0–1 | Luna Gaytan | Ronda 7: Enrique Emmanuel Montijo Ayala - Luna Gaytan, Mateo | Caro-Kann Defense: Two Knights Attack | |
| — | Ramirez Pena | 0–1 | Luna Gaytan | Ronda 2: Ramirez Pena, Cristian Mauricio - Luna Gaytan, Mateo | Caro-Kann Defense: Exchange Variation | |
| — | Ordonez Alarcon | 0–1 | Luna Gaytan | Ronda 4: Ordonez Alarcon, Erick Daniel - Luna Gaytan, Mateo | Caro-Kann Defense: Two Knights Attack | |