| May 4, 2026 | Haydon | ½–½ | Bezuidenhout | Round 11: Haydon, David L - Bezuidenhout, Roland | English Opening: Agincourt Defense | |
| May 2, 2026 | Fellowes | 0–1 | Haydon | Round 9: Fellowes, Billy - Haydon, David L | Scandinavian Defense: Gubinsky-Melts Defense | |
| Feb 8, 2026 | Ansell | 1–0 | Haydon | Round 6: Ansell, Simon T - Haydon, David L | Petrov's Defense: Modern Attack, Center Variation | |
| Feb 7, 2026 | Haydon | 1–0 | Cont | Round 5: Haydon, David L - Cont, Arya | English Opening: Symmetrical Variation, Four Knights Variation | |
| Jan 11, 2026 | Rendle | ½–½ | Haydon | Round 4: Rendle, Thomas E - Haydon, David L | Catalan Opening | |
| Jan 10, 2026 | Haydon | 0–1 | Franco | Round 3: Haydon, David L - Franco, Gaston | Catalan Opening: Open Defense, Classical Line | |
| Dec 7, 2025 | Rendle | ½–½ | Haydon | Round 10: Rendle, Thomas E - Haydon, David L | Catalan Opening: Closed | |
| Dec 7, 2025 | Emms | 0–1 | Haydon | Round 9: Emms, John M - Haydon, David L | Four Knights Game: Scotch Variation Accepted | |
| Dec 7, 2025 | Haydon | 0–1 | Maroroa Jones | Round 8: Haydon, David L - Maroroa Jones, Gawain C B | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Dec 7, 2025 | Yuffa | ½–½ | Haydon | Round 7: Yuffa, Daniil - Haydon, David L | Catalan Opening: Closed | |
| Dec 7, 2025 | Haydon | ½–½ | Gordon | Round 6: Haydon, David L - Gordon, Stephen J | Queen's Indian Defense: Classical Variation, Traditional Variation | |
| Dec 6, 2025 | Jankovic | 0–1 | Haydon | Round 5: Jankovic, Alojzije - Haydon, David L | Bogo-Indian Defense: Nimzowitsch Variation | |
| Dec 6, 2025 | Haydon | ½–½ | Theodorou | Round 4: Haydon, David L - Theodorou, Nikolas | Queen's Indian Accelerated | |
| Dec 6, 2025 | Haydon | 1–0 | Murawski | Round 3: Haydon, David L - Murawski, Jan | English Opening: Agincourt Defense | |
| Dec 6, 2025 | Lee | 0–1 | Haydon | Round 2: Lee, Yuk Hei - Haydon, David L | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Dec 6, 2025 | Haydon | 1–0 | Vliek | Round 1: Haydon, David L - Vliek, Dick | King's Indian Defense: Fianchetto Variation, Classical Fianchetto | |
| Dec 3, 2025 | Haydon | 0–1 | Harvey | Round 9: Haydon, David L - Harvey, Marcus R | Bogo-Indian Defense: Nimzowitsch Variation | |
| Dec 2, 2025 | Haydon | 1–0 | Kanov | Round 8: Haydon, David L - Kanov, Nikola | Nimzo-Indian Defense: Romanishin Variation | |
| Dec 1, 2025 | Sammed Jaykumar | ½–½ | Haydon | Round 7: Sammed Jaykumar, Shete - Haydon, David L | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Nov 30, 2025 | Haydon | 1–0 | Fellowes | Round 6: Haydon, David L - Fellowes, Billy | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| Nov 30, 2025 | Schmider | 1–0 | Haydon | Round 5: Schmider, Niklas - Haydon, David L | Ruy Lopez: Open, Howell Attack | |
| Nov 29, 2025 | Haydon | 1–0 | Willmoth | Round 4: Haydon, David L - Willmoth, Robert F | King's Indian Defense: Sämisch Variation | |
| Nov 28, 2025 | Gasanov | 1–0 | Haydon | Round 3: Gasanov, Eldar - Haydon, David L | Nimzo-Indian Defense: Three Knights Variation | |
| Nov 28, 2025 | Haydon | ½–½ | Conquest | Round 2: Haydon, David L - Conquest, Stuart C | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Nov 27, 2025 | Kraemer | ½–½ | Haydon | Round 1: Kraemer, Martin - Haydon, David L | Ruy Lopez: Open | |
| Nov 2, 2025 | Haydon | 1–0 | Manmay Chopra | Round 2: Haydon, David L - Manmay Chopra | English Opening: Anglo-Indian Defense, King's Indian Formation | |
| Nov 1, 2025 | Harvey | ½–½ | Haydon | Round 1: Harvey, Marcus R - Haydon, David L | Nimzo-Indian Defense: Classical Variation | |
| Sep 6, 2025 | Haydon | 1–0 | Hamid | Round 7: Haydon, David L - Hamid, Mohamed | Zukertort Opening: Kingside Fianchetto | |
| Sep 6, 2025 | Haydon | 1–0 | Alharthi | Round 6: Haydon, David L - Alharthi, Ahmed Mohammed A | Zukertort Opening: Nimzo-Larsen Variation | |
| Sep 6, 2025 | Adly | 1–0 | Haydon | Round 5: Adly, Ahmed - Haydon, David L | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Sep 5, 2025 | Fawaz | 0–1 | Haydon | Round 4: Fawaz,Mohamad - Haydon, David L | Sicilian Defense: Najdorf Variation | |
| Sep 5, 2025 | Haydon | 1–0 | Mohammad Salahat | Round 3: Haydon, David L - Mohammad Salahat | Zukertort Opening: Quiet System | |
| Sep 5, 2025 | Camartin | 0–1 | Haydon | Round 2: Camartin, Renato - Haydon, David L | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Sep 4, 2025 | Haydon | 1–0 | Almaghrabi | Round 1: Haydon, David L - Almaghrabi,Osama Sameer Abdulrahman | Zukertort Opening | |
| Jun 14, 2025 | Solak | 1–0 | Haydon | 2025 FIDE World Blitz Team Championship Pool C | Caro-Kann Defense: Endgame Offer | |
| Jun 14, 2025 | Haydon | 0–1 | Mortazavi | 2025 FIDE World Blitz Team Championship Pool C | Zukertort Opening: Quiet System | |
| Jun 14, 2025 | Navrotescu | 0–1 | Haydon | 2025 FIDE World Blitz Team Championship Pool C | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jun 14, 2025 | Haydon | 1–0 | Shogdzhiev | 2025 FIDE World Blitz Team Championship Pool C | Zukertort Opening | |
| Jun 14, 2025 | Florstedt | 0–1 | Haydon | 2025 FIDE World Blitz Team Championship Pool C | Alekhine Defense: Two Pawns Attack, Lasker Variation | |
| Jun 14, 2025 | Haydon | ½–½ | Kurbanbaev | 2025 FIDE World Blitz Team Championship Pool C | Zukertort Opening: Quiet System | |
| Jun 14, 2025 | Cuenca Jimenez | 1–0 | Haydon | 2025 FIDE World Blitz Team Championship Pool C | Indian Defense | |
| Jun 14, 2025 | Haydon | ½–½ | Kasimdzhanov | 2025 FIDE World Blitz Team Championship Pool C | Zukertort Opening | |
| Jun 14, 2025 | Batkhuyag | 0–1 | Haydon | 2025 FIDE World Blitz Team Championship Pool C | Alekhine Defense: Modern Variation | |
| Jun 14, 2025 | Haydon | 0–1 | Kollars | 2025 FIDE World Blitz Team Championship Pool C | Zukertort Opening | |
| Jun 14, 2025 | Sason | 0–1 | Haydon | 2025 FIDE World Blitz Team Championship Pool C | King's Indian Attack: Sicilian Variation | |
| Jun 14, 2025 | Haydon | 1–0 | Zakarian | 2025 FIDE World Blitz Team Championship matches C1-C6 | Zukertort Opening: Quiet System | |
| Jun 13, 2025 | Haydon | 0–1 | Seemann | Round 12: Haydon, David L - Seemann, Jakub | Zukertort Opening: Quiet System | |
| Jun 13, 2025 | Arakhamia-Grant | 0–1 | Haydon | Round 11: Arakhamia-Grant, Ketevan - Haydon, David L | Sicilian Defense: Moscow Variation, Main Line | |
| Jun 13, 2025 | Rendle | ½–½ | Haydon | Round 9: Rendle, Thomas E - Haydon, David L | Catalan Opening: Closed | |
| Jun 12, 2025 | Gallagher | 0–1 | Haydon | Round 7: Gallagher, Daniel GH - Haydon, David L | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Jun 12, 2025 | Haydon | ½–½ | Delaney | Round 6: Haydon, David L - Delaney, Killian | Caro-Kann Defense: Exchange Variation | |
| Jun 12, 2025 | Haydon | 1–0 | Czopor | Round 5: Haydon, David L - Czopor, Maciej | Zukertort Opening: Quiet System | |
| Jun 11, 2025 | Haydon | 1–0 | Yu | 2025 FIDE World Rapid Team Championship matches 19-26 | Zukertort Opening: Sicilian Invitation | |
| Jun 11, 2025 | Haydon | 1–0 | Badescu | 2025 FIDE World Rapid Team Championship matches 19-26 | Zukertort Opening | |
| Jun 11, 2025 | Giri | 1–0 | Haydon | 2025 FIDE World Rapid Team Championship | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| May 5, 2025 | Haydon | ½–½ | Csonka | Round 11: Haydon, David L - Csonka, Balazs | Caro-Kann Defense: Exchange Variation | |
| May 4, 2025 | Haydon | 0–1 | Ghasi | Round 10: Haydon, David L - Ghasi, Ameet K | King's Indian Defense: Makogonov Variation | |
| May 3, 2025 | Pang | 0–1 | Haydon | Round 9: Pang, Ethan - Haydon, David L | Sicilian Defense: Moscow Variation | |
| Apr 6, 2025 | Bates | ½–½ | Haydon | Round 8: Bates, Richard A - Haydon, David L | Queen's Indian Defense: Capablanca Variation | |
| Apr 5, 2025 | Haydon | ½–½ | Lentzos | Round 7: Haydon, David L - Lentzos, Ioanis | English Opening: Anglo-Indian Defense | |
| Feb 16, 2025 | Pert | 0–1 | Haydon | Round 6: Pert, Nina - Haydon, David L | Italian Game: Classical Variation, Greco Gambit, Traditional Line | |
| Jan 26, 2025 | Haydon | 1–0 | Nakara Husain | Round 4: Haydon, David L - Nakara Husain | Zukertort Opening | |
| Jan 25, 2025 | Shafi | ½–½ | Haydon | Round 3: Shafi, Declan - Haydon, David L | Scandinavian Defense: Gubinsky-Melts Defense | |
| Oct 25, 2024 | Haydon | 1–0 | Kochavi | 39th European Chess Club Cup | Bogo-Indian Defense: Exchange Variation | |
| Oct 24, 2024 | Andreassen | 1–0 | Haydon | 39th European Chess Club Cup | Catalan Opening: Closed | |
| Oct 22, 2024 | Christodoulaki | 0–1 | Haydon | 39th European Chess Club Cup | Scandinavian Defense: Gubinsky-Melts Defense | |
| Oct 20, 2024 | Pincket | 0–1 | Haydon | 39th European Chess Club Cup | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Jul 16, 2024 | Ernst | 1–0 | Haydon | Round 9: Ernst, Sipke - Haydon, David L | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Jul 16, 2024 | Haydon | ½–½ | Turner | Round 8: Haydon, David L - Turner, Matthew J | Ruy Lopez: Morphy Defense | |
| Jul 15, 2024 | Wadsworth | 1–0 | Haydon | Round 7: Wadsworth, Matthew J - Haydon, David L | Catalan Opening: Open Defense | |
| Jul 15, 2024 | Haydon | ½–½ | Fitzsimons | Round 6: Haydon, David L - Fitzsimons, David | King's Indian Defense: Fianchetto Variation, Larsen Defense | |
| Jul 14, 2024 | Derakhshani | ½–½ | Haydon | Round 5: Derakhshani, Borna - Haydon, David L | Scandinavian Defense: Gubinsky-Melts Defense | |
| Jul 13, 2024 | Haydon | ½–½ | Fernandez | Round 4: Haydon, David L - Fernandez, Daniel Howard | Queen's Pawn Game: Modern Defense | |
| Jul 13, 2024 | Willow | 0–1 | Haydon | Round 3: Willow, Jonah B - Haydon, David L | Scandinavian Defense: Gubinsky-Melts Defense | |
| Jul 12, 2024 | Haydon | 1–0 | Waldhausen Gordon | Round 2: Haydon, David L - Waldhausen Gordon, Frederick | Zukertort Opening: Quiet System | |
| Jul 11, 2024 | Haydon | 0–1 | Jackson | Round 1: Haydon, David L - Jackson, James P | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Apr 1, 2024 | Gomez Aguirre | ½–½ | Haydon | Round 9: Gomez Aguirre, Juan Alberto - Haydon, David L | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Mar 31, 2024 | Haydon | ½–½ | Abhyuday | Round 8: Haydon, David L - Abhyuday, Santhosh | Sicilian Defense: Moscow Variation | |
| Mar 31, 2024 | Lalic | ½–½ | Haydon | Round 7: Lalic, Bogdan - Haydon, David L | Queen's Gambit Declined: Harrwitz Attack, Main Line | |
| Mar 30, 2024 | Haydon | 1–0 | Badacsonyi | Round 6: Haydon, David L - Badacsonyi, Stanley | Rapport-Jobava System | |
| Mar 30, 2024 | Jones | 0–1 | Haydon | Round 5: Jones, Steven A - Haydon, David L | French Defense: Rubinstein Variation, Fort Knox Variation | |
| Mar 29, 2024 | Jackson | 1–0 | Haydon | Round 4: Jackson, James P - Haydon, David L | Italian Game: Giuoco Piano | |
| Mar 29, 2024 | Haydon | ½–½ | Kawulok | Round 3: Haydon, David L - Kawulok, Marek | Queen's Gambit Declined: Ragozin Defense | |
| Mar 28, 2024 | Cherniaev | 1–0 | Haydon | Round 2: Cherniaev, Alexander - Haydon, David L | Zukertort Opening | |
| Mar 28, 2024 | Haydon | ½–½ | Agdelen | Round 1: Haydon, David L - Agdelen, Huseyin Can | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Mar 17, 2024 | Haydon | 1–0 | Wilson | Round 8: Haydon, David L - Wilson, Edgar | Queen's Gambit Declined: Miles Variation | |
| Mar 16, 2024 | Edwards-Wright | 0–1 | Haydon | Round 7: Edwards-Wright, Miles D - Haydon, David L | Four Knights Game: Italian Variation | |
| Dec 7, 2024 | Haydon | ½–½ | Franco | Round 9: Haydon, David L - Franco, Gaston | Queen's Pawn Game: London System | |
| Dec 7, 2024 | Haydon | 0–1 | Trent | Round 2: Haydon, David L - Trent, Lawrence | Zukertort Opening: Queenside Fianchetto Variation | |
| Dec 7, 2024 | Haydon | 0–1 | Mamedyarov | Round 4: Haydon, David L - Mamedyarov, Shakhriyar | Zukertort Opening: Quiet System | |
| Dec 7, 2024 | Haydon | 0–1 | Zhang | Round 6: Haydon, David L - Zhang, Pengxiang | Zukertort Opening | |
| Dec 7, 2024 | Banerjee | 0–1 | Haydon | Round 1: Banerjee, Supratit - Haydon, David L | Caro-Kann Defense: Modern Variation | |
| Dec 7, 2024 | Jones | 1–0 | Haydon | Round 3: Jones, Gawain C B - Haydon, David L | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Dec 7, 2024 | McShane | 1–0 | Haydon | Round 5: McShane, Luke J - Haydon, David L | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Dec 7, 2024 | Stefansson | ½–½ | Haydon | Round 7: Stefansson, Vignir Vatnar - Haydon, David L | Catalan Opening: Closed | |
| Dec 5, 2024 | Hanache | 1–0 | Haydon | Round 7: Hanache, Kai - Haydon, David L | Scandinavian Defense: Gubinsky-Melts Defense | |
| Dec 3, 2024 | Haydon | ½–½ | Sowray | Round 6: Haydon, David L - Sowray, Peter J | Catalan Opening: Open Defense | |
| Dec 2, 2024 | Fodor | 1–0 | Haydon | Round 5: Fodor, Tamas Jr. - Haydon, David L | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 1, 2024 | Haydon | ½–½ | Barnaure | Round 4: Haydon, David L - Barnaure, Vlad-Victor | Catalan Opening: Open Defense | |
| Nov 30, 2024 | Kovalskyi | 0–1 | Haydon | Round 3: Kovalskyi, Roman - Haydon, David L | Scandinavian Defense: Gubinsky-Melts Defense | |