| Jan 2, 2026 | Howell | ½–½ | Sugden | Round 5: Howell, Chris I - Sugden, John N | Caro-Kann Defense: Apocalypse Attack | |
| Jul 31, 2024 | Hewson | 1–0 | Sugden | Round 3: Hewson, Brian W R - Sugden, John N | English Opening: Symmetrical Variation | |
| Jul 29, 2024 | Winter | ½–½ | Sugden | Round 1: Winter, Malcolm J - Sugden, John N | Indian Defense: Spielmann-Indian | |
| Jan 5, 2024 | Sugden | ½–½ | Sivanandan | Caplin Hastings Masters 2023 | Caro-Kann Defense: Forgacs Variation | |
| Jan 4, 2024 | Seo | ½–½ | Sugden | Caplin Hastings Masters 2023 | Sicilian Defense: Kan Variation, Wing Attack | |
| Jan 3, 2024 | Sugden | 0–1 | Rudd | Caplin Hastings Masters 2023 | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Jan 2, 2024 | Alcindor | 0–1 | Sugden | Caplin Hastings Masters 2023 | English Opening: King's English Variation, Taimanov Variation | |
| Jan 1, 2024 | Sugden | ½–½ | Flynn | Caplin Hastings Masters 2023 | Sicilian Defense: Accelerated Dragon, Modern Variation | |
| Aug 4, 2024 | De Coverly | ½–½ | Sugden | Round 7: De Coverly, Roger D - Sugden, John N | Sicilian Defense: Modern Variations | |
| Aug 3, 2024 | Sugden | 0–1 | Hughes | Round 6: Sugden, John N - Hughes, Roy | Scandinavian Defense: Gubinsky-Melts Defense | |
| Aug 2, 2024 | Jackson | ½–½ | Sugden | Round 5: Jackson, Sheila - Sugden, John N | Caro-Kann Defense: Classical Variation, Spassky Variation | |
| Aug 1, 2024 | Sugden | 1–0 | Sheppard | Round 4: Sugden, John N - Sheppard, Derek Alan | French Defense: Advance Variation | |
| Jul 30, 2024 | Sugden | 1–0 | Procter | Round 2: Sugden, John N - Procter, Colin S | Pirc Defense: Classical Variation, Quiet System | |
| Dec 31, 2023 | Gibbs | ½–½ | Sugden | Caplin Hastings Masters 2023 | Caro-Kann Defense: Panov Attack, Main Line | |
| Dec 30, 2023 | Sugden | 0–1 | Boswell | Caplin Hastings Masters 2023 | Sicilian Defense: Closed | |
| Dec 29, 2023 | Wilson | 0–1 | Sugden | Caplin Hastings Masters 2023 | Sicilian Defense: Moscow Variation, Sokolsky Variation | |
| Dec 28, 2023 | Sugden | 0–1 | Sengupta | Caplin Hastings Masters 2023 | Semi-Slav Defense: Meran Variation, Wade Variation | |
| Jul 28, 2023 | Sugden | 0–1 | Sedykh | British Chess Championships 2023: Major Open | Queen's Gambit Declined: Neo-Orthodox Variation, Main Line | |
| Jul 27, 2023 | Gopakumar | 0–1 | Sugden | British Chess Championships 2023: Major Open | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 25, 2023 | Lewis | 1–0 | Sugden | British Chess Championships 2023: Major Open | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jan 6, 2023 | Sugden | 1–0 | Wilson | Caplin Hastings Masters 2022 | Petrov's Defense: Modern Attack | |
| Jan 5, 2023 | Byrn | 0–1 | Sugden | Caplin Hastings Masters 2022 | Benoni Defense: King's Pawn Line | |
| Jan 4, 2023 | Sugden | ½–½ | Gorgun | Caplin Hastings Masters 2022 | Grünfeld Defense: Exchange Variation, Seville Variation | |
| Jan 3, 2023 | Brown | 1–0 | Sugden | Caplin Hastings Masters | Indian Defense: London System | |
| Jan 2, 2023 | Sugden | 1–0 | Jerome | Caplin Hastings Masters 2022 | Queen's Pawn Game | |
| Jan 1, 2023 | Jacobs | ½–½ | Sugden | Caplin Hastings Masters 2022 | Benoni Defense: Benoni-Indian Defense, Kingside Move Order | |
| Dec 31, 2022 | Sugden | 1–0 | Butt | Caplin Hastings Masters 2022 | Nimzowitsch Defense: Scandinavian Variation, Advance Variation | |
| Dec 30, 2022 | Ruane | 1–0 | Sugden | Caplin Hastings Masters 2022 | Sicilian Defense: Najdorf Variation | |
| Dec 29, 2022 | Sugden | ½–½ | Howell | Caplin Hastings Masters 2022 | French Defense: Advance Variation, Euwe Variation | |
| Dec 28, 2022 | Han | 1–0 | Sugden | Caplin Hastings Masters 2022 | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Aug 21, 2022 | Ruane | 0–1 | Sugden | Chessable British Chess Championships: Major Open | Caro-Kann Defense: Exchange Variation | |
| Aug 20, 2022 | Sugden | ½–½ | Duke | Chessable British Chess Championships: Major Open | French Defense: Advance Variation, Main Line | |
| Aug 19, 2022 | Hickman | ½–½ | Sugden | Chessable British Chess Championships: Major Open | Caro-Kann Defense: Breyer Variation | |
| Aug 18, 2022 | Sugden | ½–½ | Cox | Chessable British Chess Championships: Major Open | Dutch Defense: Nimzo-Dutch Variation | |
| Aug 17, 2022 | Kumar | ½–½ | Sugden | Chessable British Chess Championships: Major Open | Benoni Defense | |
| Aug 16, 2022 | Sugden | ½–½ | Khoury | Chessable British Chess Championships: Major Open | Sicilian Defense: Closed | |
| Aug 15, 2022 | Li | 0–1 | Sugden | Chessable British Chess Championships: Major Open | Sicilian Defense: Sozin Attack, Flank Variation | |
| Aug 14, 2022 | Sugden | 1–0 | Chan | Chessable British Chess Championships: Major Open | Queen's Gambit Declined: Neo-Orthodox Variation, Main Line | |
| Aug 13, 2022 | Cordova-Lopez | 1–0 | Sugden | Chessable British Chess Championships: Major Open | Sicilian Defense: Taimanov Variation | |
| — | Sugden | ½–½ | Shah | Round 1: Sugden, John N - Shah, Samuel | Queen's Gambit Declined: Orthodox Defense, Botvinnik Variation | |
| — | Sugden | ½–½ | Jaunooby | Round 7: Sugden, John N - Jaunooby, Ali R | Ruy Lopez: Closed, Bogoljubow Variation | |
| — | Sugden | ½–½ | Patel | Round 9: Sugden, John N - Patel, Keatan | Queen's Gambit Declined: Modern Variation, Knight Defense | |
| — | Sieczkowski | 1–0 | Sugden | Round 2: Sieczkowski, Adam - Sugden, John N | Caro-Kann Defense: Advance Variation | |
| — | Walker | 0–1 | Sugden | Round 6: Walker, Elmira - Sugden, John N | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| — | Rushbrooke | 1–0 | Sugden | Round 8: Rushbrooke, Remy - Sugden, John N | Zukertort Opening: Reversed Grünfeld | |
