| Feb 20, 2026 | Del Castilho | 1–0 | McKennis | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Caro-Kann Defense: Tartakower Variation | |
| Feb 20, 2026 | Plotkin | 1–0 | Del Castilho | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Feb 20, 2026 | Del Castilho | 1–0 | Harper | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Ruy Lopez: Morphy Defense | |
| Feb 20, 2026 | Ynojosa Aponte | 1–0 | Del Castilho | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Feb 20, 2026 | Del Castilho | ½–½ | Mendes Aaron Reeve | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Feb 19, 2026 | Farley | 0–1 | Del Castilho | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Sicilian Defense: Four Knights Variation | |
| Feb 19, 2026 | Husbands | 0–1 | Del Castilho | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Philidor Defense: Exchange Variation | |
| Feb 19, 2026 | Del Castilho | 0–1 | Rodrigue-Lemieux | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Caro-Kann Defense: Tartakower Variation | |
| Feb 18, 2026 | Johnson | 1–0 | Del Castilho | 2026 SITTU Barbados Open Championship Group A ELO 2100+ | Sicilian Defense: Four Knights Variation | |
| Sep 13, 2025 | Rochester | 0–1 | Del Castilho | Barbados National Open Chess Championship Finals 2025 | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Sep 13, 2025 | Del Castilho | 1–0 | Corbin | Barbados National Open Chess Championship Finals 2025 | Sicilian Defense: Scheveningen Variation | |
| Sep 13, 2025 | Clarke | 0–1 | Del Castilho | Barbados National Open Chess Championship Finals 2025 | Nimzo-Indian Defense: Classical Variation, Milner-Barry Variation | |
| Sep 13, 2025 | Del Castilho | 1–0 | Parsons | Barbados National Open Chess Championship Finals 2025 | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations | |
| Sep 13, 2025 | Sinckler | 0–1 | Del Castilho | Barbados National Open Chess Championship Finals 2025 | Catalan Opening | |
| Sep 13, 2025 | Del Castilho | 1–0 | Kirton | Barbados National Open Chess Championship Finals 2025 | French Defense: Steinitz Variation | |
| Sep 13, 2025 | Thompson | 0–1 | Del Castilho | Barbados National Open Chess Championship Finals 2025 | Polish Opening | |
| Sep 13, 2025 | Del Castilho | 1–0 | Farley | Barbados National Open Chess Championship Finals 2025 | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Sep 13, 2025 | Del Castilho | 1–0 | Edwards | Barbados National Open Chess Championship Finals 2025 | Sicilian Defense: Modern Variations, Main Line | |
| May 2, 2024 | Sanchez Alvarez | 1–0 | Del Castilho | Round 8: Sanchez Alvarez, Roberto Carlos - Del Castilho, Martyn | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| May 2, 2024 | Del Castilho | ½–½ | Husbands | Round 7: Del Castilho, Martyn - Husbands, Orlando | Sicilian Defense: Classical Variation | |
| May 2, 2024 | Ynojosa Aponte | 1–0 | Del Castilho | Round 6: Ynojosa Aponte, Felix Jose - Del Castilho, Martyn | Queen's Gambit Declined: Queen's Knight Variation | |
| May 2, 2024 | Del Castilho | 0–1 | Aguero Jimenez | Round 5: Del Castilho, Martyn - Aguero Jimenez, Luis Lazaro | Caro-Kann Defense: Two Knights Attack | |
| May 2, 2024 | Johnson | 1–0 | Del Castilho | Round 4: Johnson, Joshua - Del Castilho, Martyn | Sicilian Defense: French Variation, Westerinen Attack | |
| May 2, 2024 | Aguero Jimenez | 1–0 | Del Castilho | Round 10: Aguero Jimenez, Luis Lazaro - Del Castilho, Martyn | Sicilian Defense: Four Knights Variation, Cobra Variation | |
| May 2, 2024 | Del Castilho | 0–1 | Sanchez Alvarez | Round 3: Del Castilho, Martyn - Sanchez Alvarez, Roberto Carlos | Sicilian Defense: Najdorf Variation | |
| May 2, 2024 | Husbands | 1–0 | Del Castilho | Round 2: Husbands, Orlando - Del Castilho, Martyn | Sicilian Defense: Four Knights Variation | |
| May 2, 2024 | Del Castilho | * | Ynojosa Aponte | Round 1: Del Castilho, Martyn - Ynojosa Aponte, Felix Jose | ? | |
| May 2, 2024 | Del Castilho | ½–½ | Johnson | Round 9: Del Castilho, Martyn - Johnson, Joshua | Ruy Lopez: Closed, Martinez Variation | |
| May 25, 2021 | Delgado Ramirez | ½–½ | Del Castilho | American Hybrid World Cup Qualifier #2 | ? | |
| May 24, 2021 | Del Castilho | 0–1 | Delgado Ramirez | American Hybrid World Cup Qualifier #2 | Sicilian Defense: Classical Variation | |
| May 23, 2021 | Del Castilho | * | Spata | American Hybrid World Cup Qualifier #2 | ? | |
| May 22, 2021 | Spata | * | Del Castilho | American Hybrid World Cup Qualifier #2 | ? | |