| Sep 6, 2025 | Greatorex | 1–0 | Gardiner | Hull 4NCL Congress 2025 - U2000 section. | Caro-Kann Defense: Two Knights Attack | |
| Sep 6, 2025 | Gardiner | ½–½ | Levy | Hull 4NCL Congress 2025 - U2000 section. | Sicilian Defense: Alapin Variation, Barmen Defense, Central Exchange | |
| Apr 27, 2025 | Gardiner | ½–½ | Byron | Round 6: Gardiner, Eric D - Byron, Alan M | Caro-Kann Defense: Exchange Variation | |
| Apr 27, 2025 | Alldritt | 1–0 | Gardiner | Round 5: Alldritt, Nigel R E - Gardiner, Eric D | Queen's Gambit Declined | |
| Apr 25, 2025 | Gardiner | ½–½ | Hill | Round 3: Gardiner, Eric D - Hill, Andy | Trompowsky Attack | |
| Apr 25, 2025 | Richards | ½–½ | Gardiner | Round 2: Richards, Simon - Gardiner, Eric D | Rapport-Jobava System | |
| Apr 24, 2025 | Gardiner | 0–1 | Ciuravin | Round 1: Gardiner, Eric D - Ciuravin, Andrei | Owen Defense | |
| May 28, 2024 | Paterson | 1–0 | Gardiner | Round 7: Paterson, Andrew I - Gardiner, Eric D | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| May 27, 2024 | Gardiner | ½–½ | Burrows | Round 6: Gardiner, Eric D - Burrows, Martin P | Sicilian Defense: Delayed Alapin Variation | |
| May 27, 2024 | Hymer | 0–1 | Gardiner | Round 5: Hymer, Barry - Gardiner, Eric D | Rapport-Jobava System | |
| May 25, 2024 | Gardiner | ½–½ | Henderson | Round 3: Gardiner, Eric D - Henderson, David | Scotch Game: Classical Variation | |
| May 25, 2024 | Drugan | ½–½ | Gardiner | Round 2: Drugan, Mark A - Gardiner, Eric D | Caro-Kann Defense: Maróczy Variation | |
| May 24, 2024 | Gardiner | 0–1 | Willmoth | Round 1: Gardiner, Eric D - Willmoth, Robert F | Pirc Defense: Austrian Attack, Weiss Variation | |
| Feb 23, 2024 | Asgarova | 1–0 | Gardiner | Round 8: Asgarova, Turan - Gardiner, Eric D | Caro-Kann Defense: Exchange Variation | |
| Feb 23, 2024 | Kovalskyi | 1–0 | Gardiner | Round 7: Kovalskyi, Roman - Gardiner, Eric D | Caro-Kann Defense: Exchange Variation | |
| Feb 21, 2024 | Eric D Gardiner | ½–½ | Stephen J Homer | Round 5: Eric D Gardiner - Stephen J Homer | Sicilian Defense: Delayed Alapin Variation | |
| Feb 21, 2024 | Erik Golubovic | ½–½ | Eric D Gardiner | Round 4: Erik Golubovic - Eric D Gardiner | Catalan Opening: Open Defense | |
| Feb 20, 2024 | Eric D Gardiner | ½–½ | Julia Volovich | Round 3: Eric D Gardiner - Julia Volovich | French Defense: Exchange Variation | |
| Feb 19, 2024 | David J Redman | ½–½ | Eric D Gardiner | Round 2: David J Redman - Eric D Gardiner | Queen's Gambit Declined | |
| Feb 19, 2024 | Eric D Gardiner | ½–½ | Jonathan Wr Underwood | Round 1: Eric D Gardiner - Jonathan Wr Underwood | Sicilian Defense: Alapin Variation | |
| Sep 8, 2024 | Gardiner | ½–½ | Stephenson | Round 4: Gardiner, Eric D - Stephenson, David W | French Defense: Schlechter Variation | |
| Sep 8, 2024 | Fearnhead | 1–0 | Gardiner | Round 5: Fearnhead, Benjamin - Gardiner, Eric D | Van Geet Opening | |
| Sep 7, 2024 | Gardiner | 1–0 | Hu | Round 2: Gardiner, Eric D - Hu, Junyan | Sicilian Defense: Delayed Alapin Variation | |
| Sep 7, 2024 | Cukovs | ½–½ | Gardiner | Round 3: Cukovs, Oleg - Gardiner, Eric D | Caro-Kann Defense: Forgacs Variation | |
| Jul 30, 2023 | Eric D Gardiner | 0–1 | Robert Starley | British Chess Championships 2023: Championship | Sicilian Defense: Alapin Variation | |
| Jul 29, 2023 | Olugbemiga (Ben) Ogunshola | 0–1 | Eric D Gardiner | Round 8: Olugbemiga (Ben) Ogunshola - Eric D Gardiner | English Opening: Agincourt Defense | |
| Jul 28, 2023 | Payne | 1–0 | Gardiner | British Chess Championships 2023: Championship | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 26, 2023 | Gardiner | 0–1 | Shaw | British Chess Championships 2023: Championship | Czech Defense | |
| Jul 25, 2023 | Beaumont | 1–0 | Gardiner | British Chess Championships 2023: Championship | King's Indian Attack | |
| Jul 24, 2023 | Gardiner | ½–½ | Ismail | British Chess Championships 2023: Championship | Caro-Kann Defense: Exchange Variation | |
| Jul 22, 2023 | Yao | 1–0 | Gardiner | British Chess Championships 2023: Championship | Philidor Defense: Lion Variation | |
| Nov 6, 2022 | Eric D Gardiner | ½–½ | Struan Robertson | Round 5: Eric D Gardiner - Struan Robertson | Four Knights Game: Scotch Variation Accepted | |
| Nov 6, 2022 | Joseph D Turner | 0–1 | Eric D Gardiner | Round 4: Joseph D Turner - Eric D Gardiner | Caro-Kann Defense: Two Knights Attack | |
| Nov 5, 2022 | Lewis A Turner | 1–0 | Eric D Gardiner | Round 2: Lewis A Turner - Eric D Gardiner | Philidor Defense: Lion Variation | |
| Nov 5, 2022 | Eric D Gardiner | ½–½ | Yichen Han | Round 1: Eric D Gardiner - Yichen Han | King's Indian Attack: Keres Variation | |
| Jul 10, 2022 | Anthony Y Zhang | 1–0 | Eric D Gardiner | Round 5: Anthony Y Zhang - Eric D Gardiner | Queen's Gambit Accepted: Furman Variation | |
| Jul 10, 2022 | Eric D Gardiner | ½–½ | Mate Ther | Round 4: Eric D Gardiner - Mate Ther | Scotch Game: Schmidt Variation | |
| Jul 10, 2022 | Eric D Gardiner | 0–1 | Thomas Carroll | Round 2: Eric D Gardiner - Thomas Carroll | Trompowsky Attack | |
| Jul 10, 2022 | David J Ireland | 0–1 | Eric D Gardiner | Round 3: David J Ireland - Eric D Gardiner | French Defense: Steiner Variation | |
| — | Gardiner | 0–1 | Kolbus | British Chess Championships 2023: Championship | Alekhine Defense: Exchange Variation, Voronezh Variation | |
| — | Gardiner | 1–0 | Wilson | Round 2: Gardiner, Eric D - Wilson, Matthew R | Petrov's Defense: Classical Attack, Marshall Variation | |
| — | Gardiner | 1–0 | Richard Kelly | Round 4: Gardiner, Eric D - Richard Kelly | Trompowsky Attack | |
| — | Gardiner | ½–½ | Okike | Round 6: Gardiner, Eric D - Okike, David | Trompowsky Attack: Classical Defense, Big Center Variation | |
| — | Merriman | 1–0 | Gardiner | Round 1: Merriman, John - Gardiner, Eric D | Lion Defense: Lion's Jaw | |
| — | Farrell | ½–½ | Gardiner | Round 3: Farrell, Neil - Gardiner, Eric D | Queen's Gambit Declined | |
| — | Kee | 0–1 | Gardiner | Round 5: Kee, Steve - Gardiner, Eric D | French Defense: Steiner Variation | |
| — | Jennings | 1–0 | Gardiner | Round 7: Jennings, Richard - Gardiner, Eric D | Queen's Pawn Game: Accelerated London System | |