| Sep 17, 2023 | Marcos Ortiz | 1–0 | Moises Valle Alonso | Round 9: Marcos Ortiz - Moises Valle Alonso | Sicilian Defense: Najdorf Variation | |
| Sep 17, 2023 | Maximiliano Rocha | ½–½ | Marcos Ortiz | Round 8: Maximiliano Rocha - Marcos Ortiz | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Sep 16, 2023 | Marcos Ortiz | ½–½ | Carlos Davila | Round 7: Marcos Ortiz - Carlos Davila | Sicilian Defense: Open | |
| Sep 16, 2023 | Ian Castillo | ½–½ | Marcos Ortiz | Round 6: Ian Castillo - Marcos Ortiz | Bogo-Indian Defense: Retreat Variation | |
| Sep 15, 2023 | Marcos Ortiz | ½–½ | Nahum Espinoza | Round 5: Marcos Ortiz - Nahum Espinoza | Trompowsky Attack | |
| Sep 15, 2023 | Jorge Picado | 0–1 | Marcos Ortiz | Round 4: Jorge Picado - Marcos Ortiz | French Defense: Exchange Variation | |
| Sep 14, 2023 | Marcos Ortiz | 1–0 | Natanael Vanegas | Round 3: Marcos Ortiz - Natanael Vanegas | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Sep 14, 2023 | Carlos Avalos | 0–1 | Marcos Ortiz | Round 2: Carlos Avalos - Marcos Ortiz | Rapport-Jobava System | |
| Sep 14, 2023 | Marcos Ortiz | 1–0 | Felix Espinoza | Round 1: Marcos Ortiz - Felix Espinoza | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Jul 6, 2023 | Lemnys A. Arias | 1–0 | Marcos Ortiz | Round 15: Lemnys A. Arias - Marcos Ortiz | Sicilian Defense: Najdorf Variation, Zagreb Variation | |
| Jul 6, 2023 | Marcos Ortiz | ½–½ | Josue Araujo Sanchez | Round 14: Marcos Ortiz - Josue Araujo Sanchez | Modern Defense: Gurgenidze Defense | |
| Jul 6, 2023 | Carlos Daniel Albornoz Cabrera | 1–0 | Marcos Ortiz | Round 13: Carlos Daniel Albornoz Cabrera - Marcos Ortiz | Sicilian Defense: Najdorf Variation, Browne Variation | |
| Jul 6, 2023 | Marcos Ortiz | ½–½ | Leonardo Valdes Romero | Round 12: Marcos Ortiz - Leonardo Valdes Romero | Sicilian Defense: Dragon Variation, Yugoslav Attack | |
| Jul 6, 2023 | Gilberto Hernandez Guerrero | 1–0 | Marcos Ortiz | Round 11: Gilberto Hernandez Guerrero - Marcos Ortiz | Réti Opening: Advance Variation | |
| Jul 6, 2023 | Marcos Ortiz | 0–1 | Edgardo J. Almedina Ortiz | Round 10: Marcos Ortiz - Edgardo J. Almedina Ortiz | Ruy Lopez: Morphy Defense, Mackenzie Variation | |
| Jul 6, 2023 | Jorge Luis Baules Rodriguez | 1–0 | Marcos Ortiz | Round 9: Jorge Luis Baules Rodriguez - Marcos Ortiz | Sicilian Defense: Dragon Variation | |
| Jul 6, 2023 | Marcos Ortiz | 1–0 | Davidson Gabriel | Round 8: Marcos Ortiz - Davidson Gabriel | Ruy Lopez: Morphy Defense, Mackenzie Variation | |
| Jul 6, 2023 | Orlando Husbands | 0–1 | Marcos Ortiz | Round 7: Orlando Husbands - Marcos Ortiz | English Defense | |
| Jul 6, 2023 | Marcos Ortiz | ½–½ | Nathaniel Mathurin | Round 6: Marcos Ortiz - Nathaniel Mathurin | Ruy Lopez: Morphy Defense, Cozio Defense | |
| Jul 6, 2023 | Ricardo Urbina | ½–½ | Marcos Ortiz | Round 5: Ricardo Urbina - Marcos Ortiz | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Jul 6, 2023 | Marcos Ortiz | 0–1 | Samid Eduardo Escalona Landi | Round 4: Marcos Ortiz - Samid Eduardo Escalona Landi | Sicilian Defense: Richter-Rauzer Variation | |
| Jul 6, 2023 | Esteban Alb Valderrama Quiceno | 1–0 | Marcos Ortiz | Round 3: Esteban Alb Valderrama Quiceno - Marcos Ortiz | King's Indian Attack | |
| Jul 6, 2023 | Marcos Ortiz | 1–0 | Joshua Johnson | Round 2: Marcos Ortiz - Joshua Johnson | Ruy Lopez: Morphy Defense, Mackenzie Variation | |
| Jul 6, 2023 | Marcos Ortiz | 0–1 | Joshua Christie | Round 1: Marcos Ortiz - Joshua Christie | French Defense: Winawer Variation, Classical Variation | |
| Jul 6, 2023 | Joshua Christie | 1–0 | Marcos Ortiz | Round 15: Joshua Christie - Marcos Ortiz | English Defense | |
| Jul 5, 2023 | Marcos Ortiz | 1–0 | Davidson Gabriel | Round 14: Marcos Ortiz - Davidson Gabriel | French Defense: Winawer Variation, Advance Variation | |
| Jul 5, 2023 | Carlos Daniel Albornoz Cabrera | 1–0 | Marcos Ortiz | Round 13: Carlos Daniel Albornoz Cabrera - Marcos Ortiz | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 5, 2023 | Marcos Ortiz | 0–1 | Joshua Johnson | Round 12: Marcos Ortiz - Joshua Johnson | Ruy Lopez: Closed | |
| Jul 5, 2023 | Edgardo J. Almedina Ortiz | ½–½ | Marcos Ortiz | Round 11: Edgardo J. Almedina Ortiz - Marcos Ortiz | English Defense | |
| Jul 5, 2023 | Marcos Ortiz | * | Jose Gabriel Cardoso Cardoso | Round 10: Marcos Ortiz - Jose Gabriel Cardoso Cardoso | English Opening: Anglo-Dutch Defense | |
| Jul 4, 2023 | Marcos Ortiz | 1–0 | Leonardo Valdes Romero | Round 9: Marcos Ortiz - Leonardo Valdes Romero | Philidor Defense: Lion Variation, Shirov Gambit | |
| Jul 4, 2023 | Ricardo Urbina | * | Marcos Ortiz | Round 8: Ricardo Urbina - Marcos Ortiz | King's Indian Defense: Averbakh Variation, Benoni Defense, Advance Variation | |
| Jul 4, 2023 | Marcos Ortiz | 1–0 | Lemnys A. Arias | Round 7: Marcos Ortiz - Lemnys A. Arias | Sicilian Defense: Najdorf Variation | |
| Jul 4, 2023 | Jorge Luis Baules Rodriguez | 1–0 | Marcos Ortiz | Round 6: Jorge Luis Baules Rodriguez - Marcos Ortiz | Sicilian Defense: Prins Variation | |
| Jul 4, 2023 | Marcos Ortiz | ½–½ | Orlando Husbands | Round 5: Marcos Ortiz - Orlando Husbands | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Jul 3, 2023 | Gilberto Hernandez Guerrero | 1–0 | Marcos Ortiz | Round 4: Gilberto Hernandez Guerrero - Marcos Ortiz | Trompowsky Attack | |
| Jul 3, 2023 | Marcos Ortiz | 0–1 | Josue Araujo Sanchez | Round 3: Marcos Ortiz - Josue Araujo Sanchez | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jul 3, 2023 | Samid Eduardo Escalona Landi | 1–0 | Marcos Ortiz | Round 2: Samid Eduardo Escalona Landi - Marcos Ortiz | Réti Opening: Advance Variation | |
| Jul 3, 2023 | Marcos Ortiz | 1–0 | Nathaniel Mathurin | Round 1: Marcos Ortiz - Nathaniel Mathurin | Scotch Game: Scotch Gambit, Advance Variation | |
