| Apr 18, 2026 | Knaak | 1–0 | Orton | Round 1: Knaak, Rainer - Orton, Stephen L A | King's Indian Defense: Semi-Averbakh System | |
| Jul 11, 2024 | Orton | 1–0 | Cordes | wst65 | Sicilian Defense: Dragon Variation, Modern Bc4 Variation | |
| Jul 10, 2024 | Messa | ½–½ | Orton | wstcc2024o65 | King's Indian Defense: Normal Variation | |
| Jul 9, 2024 | Orton | ½–½ | Holst | wstcc2024o65 | French Defense: Tarrasch Variation, Closed Variation, Main Line | |
| Jul 7, 2024 | Stebbings | 1–0 | Orton | 65-1 | King's Indian Defense: Sämisch Variation, Panno Main Line | |
| Jul 6, 2024 | Orton | 1–0 | Raupp | 65-1 | Petrov's Defense: Nimzowitsch Attack | |
| Jul 5, 2024 | Rooze | ½–½ | Orton | wstcc2024o65 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jul 4, 2024 | Kerr | 0–1 | Orton | wst65 | Nimzo-Larsen Attack: Modern Variation | |
| Jul 3, 2024 | Orton | ½–½ | Hentunen | wstcc2024o65 | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Jul 2, 2024 | Orton | ½–½ | Becker | wst65 | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Feb 24, 2024 | Hutchinson | 0–1 | Orton | Round 9: Hutchinson, Norman A - Orton, Stephen L A | Sicilian Defense: Alapin Variation | |
| Feb 23, 2024 | Orton | 1–0 | Berkley | Round 8: Orton, Stephen L A - Berkley, Stephen W | French Defense: Tarrasch Variation, Closed Variation | |
| Feb 23, 2024 | Keohane | 1–0 | Orton | Round 7: Keohane, Ben - Orton, Stephen L A | Nimzo-Larsen Attack: Modern Variation | |
| Feb 22, 2024 | Orton | 1–0 | Lim | Round 6: Orton, Stephen L A - Lim, Mark | French Defense: Tarrasch Variation, Chistyakov Defense | |
| Jul 20, 2023 | Vadlja | 0–1 | Orton | European Senior Team Chess Championship 2023 65+ | Richter-Veresov Attack | |
| Jul 19, 2023 | Orton | 1–0 | Hardicsay | European Senior Team Chess Championship 2023 65+ | Sicilian Defense: Old Sicilian | |
| Jul 18, 2023 | Burchardt | ½–½ | Orton | European Senior Team Chess Championship 2023 65+ | Sicilian Defense: Closed | |
| Jul 17, 2023 | Orton | ½–½ | Janocha | European Senior Team Chess Championship 2023 65+ | Caro-Kann Defense: Bronstein-Larsen Variation | |
| Jul 15, 2023 | Birnboim | 1–0 | Orton | European Senior Team Chess Championship 2023 65+ | Hungarian Opening: Indian Defense | |
| Jul 14, 2023 | Orton | 1–0 | Van Kemenade | European Senior Team Chess Championship 2023 65+ | Petrov's Defense: Nimzowitsch Attack | |
| Jul 13, 2023 | Orton | 1–0 | Freeman | European Senior Team Chess Championship 2023 65+ | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Jul 12, 2023 | Paehtz | ½–½ | Orton | European Senior Team Chess Championship 2023 65+ | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Aug 19, 2022 | Mildenhall | ½–½ | Orton | Chessable British Chess Championships: Seniors 65+ | Indian Defense | |
| Aug 18, 2022 | Orton | 0–1 | Chandler | Chessable British Chess Championships: Seniors 65+ | Scandinavian Defense: Modern Variation | |
| Aug 17, 2022 | Thynne | 0–1 | Orton | Chessable British Chess Championships: Seniors 65+ | Indian Defense: King's Indian Variation, Fianchetto Variation | |
| Aug 16, 2022 | Orton | ½–½ | Thomas | Chessable British Chess Championships: Seniors 65+ | Ruy Lopez: Open, Bernstein Variation | |
| Aug 15, 2022 | Collinson | 0–1 | Orton | Chessable British Chess Championships: Seniors 65+ | Indian Defense: Tartakower Attack | |
| — | Orton | 0–1 | Moore | Chessable British Chess Championships: Seniors 65+ | ? | |
| — | Orton | 0–1 | Collinson | Round 1: Orton, Stephen L A - Collinson, Mark I | Ruy Lopez: Steinitz Defense | |
| — | Orton | ½–½ | Hutchinson | Round 3: Orton, Stephen L A - Hutchinson, Norman A | Caro-Kann Defense: Classical Variation, Main Line | |
| — | Orton | 1–0 | Ewart | Round 5: Orton, Stephen L A - Ewart, Brian R | Ruy Lopez: Morphy Defense, Mackenzie Variation | |
| — | Orton | 1–0 | Myall | Round 6: Orton, Stephen L A - Myall, Ivan J | Ruy Lopez: Classical Variation, Cordel Gambit | |
| — | Dennis | 0–1 | Orton | Round 2: Dennis, Nigel W - Orton, Stephen L A | Sicilian Defense: Scheveningen Variation, Modern Variation | |
| — | Punnett | ½–½ | Orton | Round 4: Punnett, Alan K - Orton, Stephen L A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| — | Bray | ½–½ | Orton | Round 7: Bray, David - Orton, Stephen L A | Sicilian Defense: Old Sicilian | |
