| Jun 30, 2026 | Vila Castillo | 0–1 | Jaso Escudero | Ronda 2: Vila Castillo, Jaime - Jaso Escudero, Julen | French Defense: Exchange Variation | |
| Dec 7, 2025 | Fuentes de Nova | 1–0 | Jaso Escudero | Copa de España por Equipos S-12 | Queen's Gambit Declined: Orthodox Defense | |
| Nov 5, 2025 | Jaso Escudero | ½–½ | Alvarez Gonzalez | Copa de España por Equipos S-12 | Slav Defense: Exchange Variation | |
| Sep 6, 2025 | Gonzalez Guedes | 1–0 | Jaso Escudero | TRAMO_2300 | French Defense: Advance Variation, Paulsen Attack | |
| Jul 13, 2025 | Munoz Xu | 0–1 | Jaso Escudero | CE Sub12.2025 | Rapport-Jobava System | |
| Jul 12, 2025 | Jaso Escudero | ½–½ | Otero Ramirez | CE Sub12.2025 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 12, 2025 | Garcia Tanjala | ½–½ | Jaso Escudero | CE Sub12.2025 | French Defense: Exchange Variation | |
| Jul 11, 2025 | Jaso Escudero | 1–0 | Gasparian | CE Sub12.2025 | Benoni Defense: King's Pawn Line | |
| Jul 10, 2025 | Ezcurra Garzo | 1–0 | Jaso Escudero | CE Sub12.2025 | French Defense: Advance Variation | |
| Jul 10, 2025 | Jaso Escudero | 1–0 | Casado Diz | CE Sub12.2025 | King's Indian Defense | |
| Jul 9, 2025 | Iglesias Garcia | 0–1 | Jaso Escudero | CE Sub12.2025 | French Defense: Advance Variation, Main Line | |
| Jul 8, 2025 | Jaso Escudero | 1–0 | Sastre Colil | CE Sub12.2025 | Queen's Gambit Declined: Harrwitz Attack | |
| Jul 8, 2025 | Garcia Nunez | 0–1 | Jaso Escudero | CE Sub12.2025 | Zukertort Opening | |
| Dec 6, 2024 | Gonzalez Lopez | 1–0 | Jaso Escudero | XV Copa de España por equipos Sub-12 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 14, 2024 | Jaso Escudero | 1–0 | Garcia Gonzalez | CE SUB 12 RAPIDO 2024 | King's Indian Defense | |
| Jul 14, 2024 | Jaso Escudero | ½–½ | Jimenez Haneda | CE SUB 12 RAPIDO 2024 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 14, 2024 | Martinez Sanchez | 0–1 | Jaso Escudero | CE SUB 12 RAPIDO 2024 | Queen's Pawn Game: Accelerated London System | |
| Jul 14, 2024 | Badia Berthelot | 0–1 | Jaso Escudero | CE SUB 12 RAPIDO 2024 | Petrov's Defense: Paulsen Attack | |
| Jul 14, 2024 | Rivero Gil | 1–0 | Jaso Escudero | CE SUB 12 RAPIDO 2024 | Petrov's Defense: Nimzowitsch Attack | |
| Jul 13, 2024 | Jaso Escudero | ½–½ | Belmonte Blasco | CE SUB 12.2024 | King's Indian Defense | |
| Jul 13, 2024 | Jaso Escudero | 1–0 | Fernandez Sabajanes | CE SUB 12 RAPIDO 2024 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 13, 2024 | Jaso Escudero | 0–1 | Mesa Rodriguez | CE SUB 12 RAPIDO 2024 | Queen's Indian Defense | |
| Jul 13, 2024 | Martin Linares | 0–1 | Jaso Escudero | CE SUB 12 RAPIDO 2024 | Petrov's Defense: French Attack | |
| Jul 13, 2024 | Tallada Serret | 1–0 | Jaso Escudero | CE SUB 12 RAPIDO 2024 | Bishop's Opening: Berlin Defense | |
| Jul 12, 2024 | Jaso Escudero | ½–½ | Amat Davins | CE SUB 12.2024 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 12, 2024 | Mesa Rodriguez | ½–½ | Jaso Escudero | CE SUB 12.2024 | Bishop's Opening: Berlin Defense | |
| Jul 11, 2024 | Fernandez Cruz | 0–1 | Jaso Escudero | CE SUB 12.2024 | Queen's Pawn Game: Colle System | |
| Jul 10, 2024 | Jaso Escudero | 1–0 | Fornieles Bretones | CE SUB 12.2024 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 9, 2024 | Jaso Escudero | 0–1 | Casado Diz | CE SUB 12.2024 | King's Indian Defense: Orthodox Variation, Positional Defense, Closed Line | |
| Jul 8, 2024 | Jaso Escudero | 1–0 | Vicente Martinez | CE SUB 12.2024 | Indian Defense: Anti-Nimzo-Indian | |
| Jul 8, 2024 | Vazquez Fernandez | ½–½ | Jaso Escudero | CE SUB 12.2024 | French Defense: Advance Variation | |
| Jul 9, 2023 | Jaso Escudero | 0–1 | Bru Montoya | CE SUB 10 Rapido | Queen's Gambit Declined: Albin Countergambit, Fianchetto Variation | |
| Jul 9, 2023 | Jaso Escudero | ½–½ | Veiga Macias | CE SUB 10 Rapido | Queen's Gambit Declined: Three Knights, Vienna Variation | |
| Jul 9, 2023 | Ezcurra Garzo | 0–1 | Jaso Escudero | CE SUB 10 Rapido | Queen's Gambit Declined: Ragozin Defense | |
| Jul 9, 2023 | Massana Navarro | 0–1 | Jaso Escudero | CE SUB 10 Rapido | Four Knights Game: Scotch Variation Accepted | |
| Jul 9, 2023 | Merino Olaverri | 0–1 | Jaso Escudero | CE SUB 10 Rapido | Four Knights Game: Italian Variation, Noa Gambit | |
| Jul 8, 2023 | Jaso Escudero | 1–0 | Garcia Martin | CE SUB 10.2023 | King's Indian Defense: Fianchetto Variation, Classical Fianchetto | |
| Jul 8, 2023 | Jaso Escudero | 1–0 | Yanston | CE SUB 10 Rapido | Slav Defense: Three Knights Variation | |
| Jul 8, 2023 | Jaso Escudero | 1–0 | Frias Lope | CE SUB 10 Rapido | Queen's Gambit Declined: Ragozin Defense | |
| Jul 8, 2023 | Climent Alcon | * | Jaso Escudero | CE SUB 10 Rapido | ? | |
| Jul 8, 2023 | Lema Fernandez | 1–0 | Jaso Escudero | CE SUB 10 Rapido | Queen's Gambit Declined: Neo-Orthodox Variation, Main Line | |
| Jul 7, 2023 | Jaso Escudero | ½–½ | Pons Sancho | CE SUB 10.2023 | Queen's Gambit Declined: Tartakower Defense, Makogonov Exchange Variation | |
| Jul 7, 2023 | Perez Monakhov | ½–½ | Jaso Escudero | CE SUB 10.2023 | Queen's Gambit Declined | |
| Jul 6, 2023 | Iglesias Garcia | ½–½ | Jaso Escudero | CE SUB 10.2023 | Petrov's Defense: Nimzowitsch Attack | |
| Jul 5, 2023 | Jaso Escudero | ½–½ | Petrashko | CE SUB 10.2023 | Queen's Gambit Declined: Modern Variation | |
| Jul 5, 2023 | Marin Ferragut | 0–1 | Jaso Escudero | CE SUB 10.2023 | Bishop's Opening: Boden-Kieseritzky Gambit | |
| Jul 4, 2023 | Jaso Escudero | 0–1 | Galiano Puertas | CE SUB 10.2023 | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Jul 3, 2023 | Jaso Escudero | * | Saiz Alonso De Armino | CE SUB 10.2023 | ? | |
| Jul 3, 2023 | Rullan Bento | 0–1 | Jaso Escudero | CE SUB 10.2023 | Petrov's Defense: French Attack | |
