| Apr 3, 2026 | Mamedov | 1–0 | Castellanos Gomez | X Open Semana Santa 2026 - Grupo A | Queen's Gambit Declined: Janowski Variation | |
| Apr 2, 2026 | Diaz Camallonga | 1–0 | Castellanos Gomez | X Open Semana Santa 2026 - Grupo A | King's Indian Attack, with e6 | |
| Feb 7, 2026 | Castellanos Gomez | 1–0 | Galiano Martinez | Campeonato Regional Absoluto y Femenino Murcia 2026 | Indian Defense: Przepiorka Variation | |
| Jan 31, 2026 | Castellanos Gomez | ½–½ | Lucas Vega | Campeonato Regional Absoluto y Femenino Murcia 2026 | Yusupov-Rubinstein System | |
| Jan 31, 2026 | Rodriguez Canovas | 0–1 | Castellanos Gomez | Campeonato Regional Absoluto y Femenino Murcia 2026 | English Opening: Symmetrical Variation, Anti-Benoni Variation | |
| Jan 24, 2026 | Castellanos Gomez | 1–0 | Garceran Perez | Campeonato Regional Absoluto y Femenino Murcia 2026 | King's Indian Attack, with e6 | |
| Jan 24, 2026 | Cano Mateos | ½–½ | Castellanos Gomez | Campeonato Regional Absoluto y Femenino Murcia 2026 | French Defense: Classical Variation | |
| Jan 19, 2026 | Castellanos Gomez | 1–0 | Cano Hurtado | Campeonato Regional Absoluto y Femenino Murcia 2026 | Caro-Kann Defense: Exchange Variation | |
| Jan 19, 2026 | Candela Castejon | 0–1 | Castellanos Gomez | Campeonato Regional Absoluto y Femenino Murcia 2026 | French Defense: Exchange Variation, Monte Carlo Variation | |
| Dec 28, 2025 | Plaskett | 1–0 | Castellanos Gomez | Round 7: Plaskett, H James - Castellanos Gomez, Alejandro | Queen's Pawn Game: Levitsky Attack | |
| Dec 28, 2025 | Castellanos Gomez | 1–0 | Vehi Bach | Round 6: Castellanos Gomez, Alejandro - Vehi Bach, Victor Manuel | Yusupov-Rubinstein System | |
| Dec 27, 2025 | Khamrakulov | ½–½ | Castellanos Gomez | Round 5: Khamrakulov, Ibragim S. - Castellanos Gomez, Alejandro | French Defense: Tarrasch Variation, Modern System | |
| Dec 27, 2025 | Castellanos Gomez | 1–0 | Martinez Soriano | Round 4: Castellanos Gomez, Alejandro - Martinez Soriano, Pablo 2009 | Queen's Pawn Game: Colle System | |
| Dec 26, 2025 | Gomez Ligero | 0–1 | Castellanos Gomez | Round 1: Gomez Ligero, Sergio - Castellanos Gomez, Alejandro | French Defense: Classical Variation | |
| Dec 23, 2025 | Perez Epinin | ½–½ | Castellanos Gomez | Round 3: Perez Epinin, Gines - Castellanos Gomez, Alejandro | Queen's Gambit Accepted: Classical Defense, Main Line | |
| Dec 23, 2025 | Castellanos Gomez | 1–0 | Ferro Martinez | Round 2: Castellanos Gomez, Alejandro - Ferro Martinez, Damian | Queen's Pawn Game: Colle System | |
| Sep 20, 2025 | Ibarra Jerez | 0–1 | Castellanos Gomez | IV Torneo Fiestas de Mula 2025 | Hungarian Opening | |
| Sep 19, 2025 | Castellanos Gomez | 0–1 | Granero Roca | IV Torneo Fiestas de Mula 2025 | East Indian Defense | |
| Sep 19, 2025 | Sanchez Carayol | 0–1 | Castellanos Gomez | IV Torneo Fiestas de Mula 2025 | French Defense: Advance Variation, Extended Bishop Swap | |
| Sep 19, 2025 | Castellanos Gomez | 1–0 | Borja Perez | IV Torneo Fiestas de Mula 2025 | Indian Defense: Wade-Tartakower Defense | |
| Sep 11, 2025 | Gomez Fernandez | 0–1 | Castellanos Gomez | TRAMO_2300 | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Sep 10, 2025 | Aledo Yanguas | 1–0 | Castellanos Gomez | TRAMO_2300 | French Defense: Schlechter Variation | |
| Sep 10, 2025 | Castellanos Gomez | 1–0 | Lopez Nunez | TRAMO_2300 | Catalan Opening: Closed | |
| Sep 9, 2025 | Castellanos Gomez | 0–1 | Bustos Bernardo | TRAMO_2300 | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Sep 8, 2025 | Alonso Alvarez | 0–1 | Castellanos Gomez | TRAMO_2300 | French Defense: Chigorin Variation | |
| Sep 8, 2025 | Castellanos Gomez | ½–½ | Garceran Perez | TRAMO_2300 | Queen's Pawn Game: Barry Attack, Grünfeld Variation | |
| Sep 7, 2025 | Gonzalez Pereira | 0–1 | Castellanos Gomez | TRAMO_2300 | French Defense: Classical Variation, Pollock Variation | |
| Sep 6, 2025 | Atienza Alvarez | 1–0 | Castellanos Gomez | TRAMO_2300 | Queen's Gambit Declined: Janowski Variation | |
| Jun 15, 2025 | Castellanos Gomez | 0–1 | Plaskett | II ENAE Chess Open Murcia, absoluto y sub-14 | Pseudo Queen's Indian Defense | |
| Jun 15, 2025 | Ibanez Koblash | ½–½ | Castellanos Gomez | II ENAE Chess Open Murcia, absoluto y sub-14 | Slav Defense: Geller Gambit | |
| Apr 20, 2025 | Castellanos Gomez | 0–1 | Fiorito | Round 9: Castellanos Gomez, Alejandro - Fiorito, Francisco | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Apr 19, 2025 | Petriashvili | 1–0 | Castellanos Gomez | Round 8: Petriashvili, Nikoloz - Castellanos Gomez, Alejandro | French Defense: Chigorin Variation | |
| Apr 18, 2025 | Akhvlediani | ½–½ | Castellanos Gomez | Round 7: Akhvlediani, Irakli - Castellanos Gomez, Alejandro | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Apr 17, 2025 | Castellanos Gomez | 1–0 | Kovchan | Round 6: Castellanos Gomez, Alejandro - Kovchan, Alexander | Modern Defense: Averbakh System | |
| Apr 16, 2025 | Castellanos Gomez | 1–0 | Blanco Garcia Bajo | Round 5: Castellanos Gomez, Alejandro - Blanco Garcia Bajo, David | Yusupov-Rubinstein System | |
| Apr 15, 2025 | Hernandez Guerra | 0–1 | Castellanos Gomez | Round 4: Hernandez Guerra, Luna Yue - Castellanos Gomez, Alejandro | Scandinavian Defense: Portuguese Gambit, Classical Variation | |
| Apr 14, 2025 | Castellanos Gomez | 0–1 | Martinez Ramirez | Round 3: Castellanos Gomez, Alejandro - Martinez Ramirez, Lennis | Indian Defense: Przepiorka Variation | |
| Apr 13, 2025 | Gonzalez Perdomo | 0–1 | Castellanos Gomez | Round 2: Gonzalez Perdomo, Sergio - Castellanos Gomez, Alejandro | Catalan Opening: Open Defense | |
| Apr 12, 2025 | Castellanos Gomez | 1–0 | Alessandro | Round 1: Castellanos Gomez, Alejandro - Alessandro, Sergio | Queen's Pawn Game: Accelerated London System | |
| Feb 8, 2025 | Castellanos Gomez | 1–0 | Cano Mateos | Ronda 7: Castellanos Gomez, Alejandro - Cano Mateos, Pablo | Queen's Gambit Declined: Orthodox Defense, Bd3 Line | |
| Feb 1, 2025 | Castellanos Gomez | * | Moya Albaladejo | Ronda 5: Castellanos Gomez, Alejandro - Moya Albaladejo, Jose Antonio | ? | |
| Feb 1, 2025 | Rico Carretero | 0–1 | Castellanos Gomez | Ronda 6: Rico Carretero, Jose Carlos - Castellanos Gomez, Alejandro | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Jan 25, 2025 | Castellanos Gomez | 0–1 | Galian Garcia | Ronda 3: Castellanos Gomez, Alejandro - Galian Garcia, Carlos | Indian Defense: Wade-Tartakower Defense | |
| Jan 25, 2025 | Betanzos Atienza | * | Castellanos Gomez | Ronda 4: Betanzos Atienza, Miguel - Castellanos Gomez, Alejandro | ? | |
| Jan 18, 2025 | Castellanos Gomez | 1–0 | Vicente Martinez | Ronda 1: Castellanos Gomez, Alejandro - Vicente Martinez, Alvaro | Indian Defense | |
| Jan 18, 2025 | Jimenez Castan | 0–1 | Castellanos Gomez | Ronda 2: Jimenez Castan, Alejandro - Castellanos Gomez, Alejandro | Queen's Gambit Declined: Janowski Variation | |
| Dec 19, 2024 | Castellanos Gomez | 1–0 | Arce Gonzalez | CE_ABSOLUTO | Rubinstein Opening | |
| Dec 18, 2024 | Sicilia Laino | ½–½ | Castellanos Gomez | CE_ABSOLUTO | Modern Defense: Lizard Defense, Mittenberger Gambit | |
| Dec 17, 2024 | Castellanos Gomez | 0–1 | Vergara Anton | CE_ABSOLUTO | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Dec 16, 2024 | Gines Esteo | 1–0 | Castellanos Gomez | CE_ABSOLUTO | Queen's Gambit Declined: Charousek Variation | |
| Dec 15, 2024 | Castellanos Gomez | ½–½ | Perez Candelario | CE_ABSOLUTO | Rubinstein Opening | |
| Dec 14, 2024 | Quintin Navarro | 0–1 | Castellanos Gomez | CE_ABSOLUTO | King's Indian Attack: Pachman System | |
| Dec 13, 2024 | Castellanos Gomez | 0–1 | Ayats Llobera | CE_ABSOLUTO | Rapport-Jobava System | |
| Dec 12, 2024 | Castellanos Gomez | 1–0 | Horcajuelo Rocamora | CE_ABSOLUTO | English Opening: Agincourt Defense | |
| Dec 11, 2024 | Cujba | 0–1 | Castellanos Gomez | CE_ABSOLUTO | Scandinavian Defense: Modern Variation | |
| Nov 4, 2024 | Castellanos Gomez | 0–1 | Matras | Round 9: Castellanos Gomez, Alejandro - Matras, Ondrej | Queen's Pawn Game: Accelerated London System | |
| Nov 3, 2024 | Amdouni | 1–0 | Castellanos Gomez | Round 8: Amdouni, Zoubaier - Castellanos Gomez, Alejandro | French Defense: Schlechter Variation | |
| Nov 2, 2024 | Castellanos Gomez | 0–1 | Kracht | Round 7: Castellanos Gomez, Alejandro - Kracht, Raphael | Queen's Pawn Game | |
| Nov 1, 2024 | Amin-Erdene | 0–1 | Castellanos Gomez | Round 6: Amin-Erdene, Bayanmunkh - Castellanos Gomez, Alejandro | Rapport-Jobava System | |
| Oct 31, 2024 | Castellanos Gomez | ½–½ | Elier | Round 5: Castellanos Gomez, Alejandro - Elier, Ali | King's Indian Attack | |
| Oct 30, 2024 | Castellanos Gomez | 1–0 | Eriksson | Round 4: Castellanos Gomez, Alejandro - Eriksson, Wilmer | King's Indian Attack: Symmetrical Defense | |
| Oct 29, 2024 | Brunier | 0–1 | Castellanos Gomez | Round 3: Brunier, Jules - Castellanos Gomez, Alejandro | French Defense: Tarrasch Variation, Closed Variation | |
| Oct 28, 2024 | Castellanos Gomez | 0–1 | De Ieso | Round 2: Castellanos Gomez, Alejandro - De Ieso, Lorenzo | Queen's Pawn Game: Colle System | |
| Oct 27, 2024 | Grapsa | 0–1 | Castellanos Gomez | Round 1: Grapsa, Georgia - Castellanos Gomez, Alejandro | Queen's Pawn Game: Symmetrical Variation | |
| Aug 25, 2023 | Antonio Granero Roca | 0–1 | Alejandro Castellanos Gomez | Round 9: Antonio Granero Roca - Alejandro Castellanos Gomez | Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Nimzowitsch Attack | |
| Aug 24, 2023 | Alejandro Castellanos Gomez | 1–0 | Nahun Gavarrete | Round 8: Alejandro Castellanos Gomez - Nahun Gavarrete | London System | |
| Aug 24, 2023 | Alfredo Giaccio | ½–½ | Alejandro Castellanos Gomez | Round 7: Alfredo Giaccio - Alejandro Castellanos Gomez | French Defense: Classical Variation, Burn Variation, Morozevich Line | |
| Aug 23, 2023 | Alejandro Castellanos Gomez | 0–1 | Nodar Lortkipanidze | Round 6: Alejandro Castellanos Gomez - Nodar Lortkipanidze | English Defense | |
| Aug 23, 2023 | Andres Luque Saiz | ½–½ | Alejandro Castellanos Gomez | Round 5: Andres Luque Saiz - Alejandro Castellanos Gomez | Scandinavian Defense: Modern Variation | |
| Aug 22, 2023 | Alejandro Castellanos Gomez | ½–½ | Irakli Akhvlediani | Round 4: Alejandro Castellanos Gomez - Irakli Akhvlediani | Indian Defense | |
| Aug 22, 2023 | Alex Villa Tornero | 1–0 | Alejandro Castellanos Gomez | Round 3: Alex Villa Tornero - Alejandro Castellanos Gomez | Scandinavian Defense: Modern Variation | |
| Aug 21, 2023 | Alejandro Castellanos Gomez | 0–1 | Daniel Sanz Wawer | Round 2: Alejandro Castellanos Gomez - Daniel Sanz Wawer | Rubinstein Opening: Bogoljubow Defense | |
| Aug 20, 2023 | Alejandro Castellanos Gomez | ½–½ | Aitor Funes Ostos | Round 1: Alejandro Castellanos Gomez 2247 - Aitor Funes Ostos 2194 | Rubinstein Opening: Bogoljubow Defense | |
| Apr 6, 2023 | Daniel Garcia Ramos | 1–0 | Alejandro Castellanos Gomez | Ronda 3: Daniel Garcia Ramos - Alejandro Castellanos Gomez | French Defense: Schlechter Variation | |
| Oct 9, 2022 | Nicolas Lopez Mijail | ½–½ | Alejandro Castellanos Gomez | Round 8: Nicolas Lopez Mijail - Alejandro Castellanos Gomez | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Oct 9, 2022 | Javier Buenafe Moya | 0–1 | Alejandro Castellanos Gomez | Round 7: Javier Buenafe Moya - Alejandro Castellanos Gomez | English Opening: Agincourt Defense | |
| Oct 9, 2022 | Alejandro Castellanos Gomez | ½–½ | Jesus Martin Duque | Round 6: Alejandro Castellanos Gomez - Jesus Martin Duque | Queen's Indian Defense: Yates Variation | |
| Oct 8, 2022 | Alejandro Castellanos Gomez | ½–½ | Francisco Rubio Tent | Round 5: Alejandro Castellanos Gomez - Francisco Rubio Tent | Queen's Pawn Game: Accelerated London System | |
| Oct 8, 2022 | Nahun Gavarrete | 0–1 | Alejandro Castellanos Gomez | Round 4: Nahun Gavarrete - Alejandro Castellanos Gomez | French Defense: Tarrasch Variation, Closed Variation | |
| Oct 8, 2022 | Alejandro Castellanos Gomez | ½–½ | Javier Valdepenas Octavio | Round 3: Alejandro Castellanos Gomez - Javier Valdepenas Octavio | Benko Gambit Accepted: Pawn Return Variation | |
| Oct 7, 2022 | Pablo Ontanon Gomez | 0–1 | Alejandro Castellanos Gomez | Round 2: Pablo Ontanon Gomez - Alejandro Castellanos Gomez | French Defense: Schlechter Variation | |
| Oct 7, 2022 | Alejandro Castellanos Gomez | * | Carlos Navarro Cabrera | Round 1: Alejandro Castellanos Gomez - Carlos Navarro Cabrera | ? | |