| 9 ago 2026 | Guevara Ruiz, Santiago Jose 2121 | Huallpa Fernandez, Hector Manuel 2025 | 0-1 | B45 Defensa Siciliana: Four Knights Variation | Pan American U-20 Championship 2026 | Open | 68 | Ver |
| 8 ago 2026 | Huallpa Fernandez, Hector Manuel 2025 | Patel, Maahir M 2192 | 1-0 | B93 Defensa Siciliana: Najdorf Variation, Amsterdam Variation | Pan American U-20 Championship 2026 | Open | 27 | Ver |
| 7 ago 2026 | Huallpa Fernandez, Hector Manuel 2025 | Garzon Camelo, Andres Santiago 2344 | 0-1 | B56 Defensa Siciliana: Kupreichik Variation | Pan American U-20 Championship 2026 | Open | 32 | Ver |
| 6 ago 2026 | Guevara Ruiz, Marvin Andres 2149 | Huallpa Fernandez, Hector Manuel 2025 | ½-½ | B33 Defensa Siciliana: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | Pan American U-20 Championship 2026 | Open | 73 | Ver |
| 4 ago 2026 | Huallpa Fernandez, Hector Manuel 2025 | Francisco Guecamburu, Candela Be 2225 | 0-1 | E20 Defensa Nimzoindia | Pan American U-20 Championship 2026 | Open | 65 | Ver |
| 29 ene 2026 | Lopez Miller, Indalecio 2182 | Huallpa Fernandez, Hector Manuel 2040 | 1-0 | B40 Defensa Siciliana: French Variation, Westerinen Attack | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | 57 | Ver |
| 27 ene 2026 | Huallpa Fernandez, Hector Manuel 2040 | Marrujo Pardo, Mauricio Emmanuel 2368 | 0-1 | E73 Defensa India de Rey: Semi-Averbakh System | I CHESS OPEN SANTIAGO 2026 - CLUB DE AJEDREZ DE CHILE | 42 | Ver |
| 12 ene 2026 | Huallpa Fernandez, Hector Manuel 2040 | Marrujo Pardo, Mauricio Emmanuel 2368 | 0-1 | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | III Itt Temuco 2026 | 63 | Ver |
| 11 ene 2026 | Huallpa Fernandez, Hector Manuel 2040 | Silva Sanchez, Carlos 2307 | ½-½ | A56 Defensa Benoni: Czech Benoni Defense | III Itt Temuco 2026 | 65 | Ver |
| 10 ene 2026 | Cuenca Jimenez, Jose Fernando 2486 | Huallpa Fernandez, Hector Manuel 2040 | 1-0 | A28 Apertura Inglesa: Four Knights System, Nimzowitsch Variation | III Itt Temuco 2026 | 27 | Ver |
| 11 dic 2025 | Huallpa Fernandez, Hector Manuel 2016 | Kulik, Nicolas 2188 | 0-1 | E71 Defensa India de Rey: Karpov System | XXI Festival Sudamericano de la Juventud 2025 | Clásico Sub-18 Abs | 60 | Ver |
| 10 dic 2025 | Huallpa Fernandez, Hector Manuel 2016 | Cabiativa, Juan Esteban 2121 | 0-1 | B60 Defensa Siciliana: Richter-Rauzer Variation, Modern Variation | XXI Festival Sudamericano de la Juventud 2025 | Clásico Sub-18 Abs | 41 | Ver |
| 10 dic 2025 | Casares Ugueto, Santiago de Jesus 2181 | Huallpa Fernandez, Hector Manuel 2016 | ½-½ | B33 Defensa Siciliana: Lasker-Pelikan Variation | XXI Festival Sudamericano de la Juventud 2025 | Clásico Sub-18 Abs | 51 | Ver |
| 9 dic 2025 | Huallpa Fernandez, Hector Manuel 2016 | De Carvalho, Vitor Augusto Ponciano 2153 | 1-0 | B28 Defensa Siciliana: O'Kelly Variation, Maróczy Bind, Robatsch Line | XXI Festival Sudamericano de la Juventud 2025 | Clásico Sub-18 Abs | 44 | Ver |
| 8 dic 2025 | Huallpa Fernandez, Hector Manuel 2016 | Munoz Ramos, Christopher 2262 | 0-1 | D31 Gambito de Dama rehusado: Charousek Variation | XXI Festival Sudamericano de la Juventud 2025 | Clásico Sub-18 Abs | 63 | Ver |
| 10 oct 2025 | Villar Reymundo, Juan Antonio 2179 | Huallpa Fernandez, Hector Manuel 2059 | ½-½ | A15 Apertura Inglesa: Anglo-Indian Defense, King's Indian Formation | Campeonato Nacional Superior (Perú) 2025 | Absoluto | 29 | Ver |
| 9 oct 2025 | Quirhuayo Chumbe, German Gonzalo 2315 | Huallpa Fernandez, Hector Manuel 2059 | 1-0 | A01 Ataque Nimzo-Larsen: Modern Variation | Campeonato Nacional Superior (Perú) 2025 | Absoluto | 48 | Ver |
