| Jun 14, 2025 | Kalender | 0–1 | Papadiamandis | 2025 FIDE World Blitz Team Championship Pool A | Rapport-Jobava System | |
| Jun 1, 2025 | Papadiamandis | ½–½ | Dalaud | Round 4: Papadiamandis, Elliot - Dalaud, Dorian | Sicilian Defense: Old Sicilian | |
| May 31, 2025 | Degraeve | 1–0 | Papadiamandis | Round 3: Degraeve, Jean-Marc - Papadiamandis, Elliot | Sicilian Defense: Alapin Variation, Stoltz Attack | |
| May 30, 2025 | Papadiamandis | 0–1 | Lamaze | Round 2: Papadiamandis, Elliot - Lamaze, Simon | Sicilian Defense: Kupreichik Variation | |
| May 29, 2025 | Loiseau | 0–1 | Papadiamandis | Round 1: Loiseau, Quentin - Papadiamandis, Elliot | English Opening: Symmetrical Variation, Three Knights Variation | |
| Apr 15, 2025 | Jacobson | 1–0 | Papadiamandis | Reykjavik Open 2025 | Sicilian Defense: Myers Attack, with a4 | |
| Apr 14, 2025 | Papadiamandis | 1–0 | Kjartansson | Reykjavik Open 2025 | Scotch Game: Tartakower Variation | |
| Apr 12, 2025 | Draskovic | 1–0 | Papadiamandis | Reykjavik Open 2025 | Sicilian Defense: Moscow Variation | |
| Jun 16, 2024 | Papadiamandis | 0–1 | Solodovnichenko | Round 11: Papadiamandis, Elliot - Solodovnichenko, Yuri | Sicilian Defense: Taimanov Variation, Normal Variation | |
| Jun 16, 2024 | Papadiamandis | 1–0 | Dourerassou | Round 10: Papadiamandis, Elliot - Dourerassou, Jonathan | Sicilian Defense: French Variation, Normal | |
| Jun 16, 2024 | Papadiamandis | 0–1 | Lagarde | Round 4: Papadiamandis, Elliot - Lagarde, Maxime | Sicilian Defense: Closed | |
| Jun 15, 2024 | Velten | 1–0 | Papadiamandis | Round 5: Velten, Paul - Papadiamandis, Elliot | Grünfeld Defense: Exchange Variation, Modern Exchange Variation | |
| May 4, 2024 | Papadiamandis | ½–½ | Kilic | Sardinia Worldchess | Sicilian Defense: Closed, Traditional | |
| May 3, 2024 | Rozen | ½–½ | Papadiamandis | Sardinia Worldchess | English Opening: Symmetrical Variation, Fianchetto Variation | |
| May 2, 2024 | Papadiamandis | 1–0 | Trost | Sardinia Worldchess | Caro-Kann Defense: Two Knights Attack | |
| Apr 28, 2024 | Girel | 1–0 | Papadiamandis | Sardinia Worldchess | Sicilian Defense: Alapin Variation, Stoltz Attack | |
| Mar 21, 2024 | Bulmaga | 0–1 | Papadiamandis | Reykjavik Open 2024 | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Mar 20, 2024 | Papadiamandis | ½–½ | Nevednichy | Reykjavik Open 2024 | Sicilian Defense: Closed | |
| Mar 19, 2024 | Larkin | ½–½ | Papadiamandis | Reykjavik Open 2024 | Sicilian Defense: Keres Variation | |
| Mar 18, 2024 | Papadiamandis | 1–0 | Hauksdottir | Reykjavik Open 2024 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Mar 16, 2024 | Galperin | ½–½ | Papadiamandis | Reykjavik Open 2024 | Sicilian Defense: Alapin Variation | |
| Sep 5, 2024 | Sepehrkhoui | 1–0 | Papadiamandis | Round 8: Sepehrkhoui, Ardeshir - Papadiamandis, Elliot | Sicilian Defense: Moscow Variation | |
| Sep 4, 2024 | Papadiamandis | ½–½ | Kubik | Round 7: Papadiamandis, Elliot - Kubik, Rafal | Sicilian Defense: Chekhover Variation | |
| Sep 2, 2024 | Schlegel | 1–0 | Papadiamandis | Round 4: Schlegel, Igor - Papadiamandis, Elliot | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Sep 1, 2024 | Papadiamandis | ½–½ | Valsecchi | Round 3: Papadiamandis, Elliot - Valsecchi, Alessio | French Defense: Tarrasch Variation, Modern System | |
| Aug 26, 2024 | Papadiamandis | 1–0 | Arakhamia-Grant | Round 9: Papadiamandis, Elliot - Arakhamia-Grant, Ketevan | Sicilian Defense: Kan Variation, Knight Variation | |
| Aug 25, 2024 | Papadiamandis | 1–0 | Willow | Round 7: Papadiamandis, Elliot - Willow, Jonah B | French Defense: Advance Variation, Euwe Variation | |
| Aug 25, 2024 | Murphy | 1–0 | Papadiamandis | Round 8: Murphy, Conor E - Papadiamandis, Elliot | Sicilian Defense: Moscow Variation | |
| Aug 24, 2024 | Papadiamandis | ½–½ | Lohia | Round 5: Papadiamandis, Elliot - Lohia, Sohum | Ruy Lopez: Fianchetto Defense | |
| Aug 24, 2024 | Gasanov | 1–0 | Papadiamandis | Round 6: Gasanov, Eldar - Papadiamandis, Elliot | Sicilian Defense: Closed, Traditional | |
| Aug 23, 2024 | Gormally | ½–½ | Papadiamandis | Round 3: Gormally, Daniel W - Papadiamandis, Elliot | Grünfeld Defense: Exchange Variation | |
| Aug 23, 2024 | Wachinger | ½–½ | Papadiamandis | Round 4: Wachinger, Nikolas - Papadiamandis, Elliot | Sicilian Defense: Scheveningen Variation, Classical Variation | |
| Aug 22, 2024 | Papadiamandis | ½–½ | Svanda | Round 2: Papadiamandis, Elliot - Svanda, Ondrej | Sicilian Defense: Classical Variation | |
| Aug 22, 2024 | Golding | 1–0 | Papadiamandis | Round 1: Golding, Alex - Papadiamandis, Elliot | East Indian Defense | |
| Apr 3, 2023 | Papadiamandis | 1–0 | Ioannidis | Reykjavik Open 2023 | French Defense: Advance Variation, Euwe Variation | |
| Apr 2, 2023 | Hardarson | 0–1 | Papadiamandis | Reykjavik Open 2023 | Grünfeld Defense: Exchange Variation, Modern Exchange Variation, Kramnik's Line | |
| Apr 1, 2023 | Richter | 1–0 | Papadiamandis | Reykjavik Open 2023 | Trompowsky Attack: Poisoned Pawn Variation | |
| Mar 31, 2023 | Papadiamandis | * | Bartelt | Reykjavik Open | ? | |
| Mar 30, 2023 | Papadiamandis | ½–½ | Dziuba | Reykjavik Open 2023 | Caro-Kann Defense: Classical Variation, Lobron System | |
| Mar 30, 2023 | Maze | ½–½ | Papadiamandis | Reykjavik Open 2023 | English Opening: Four Knights System, Nimzowitsch Variation | |
| Dec 13, 2022 | Papadiamandis | 0–1 | Adhiban | Sunway Sitges | Scotch Game | |
| May 8, 2022 | Bergez | ½–½ | Papadiamandis | 1st Chessable Sunway Formentera Festival | Sicilian Defense | |
| May 7, 2022 | Papadiamandis | ½–½ | Chiku-Ratte | 1st Chessable Sunway Formentera Festival | Sicilian Defense: Nimzowitsch Variation, Advance Variation | |
| May 6, 2022 | Lever | 0–1 | Papadiamandis | 1st Chessable Sunway Formentera Festival | Dutch Defense | |
| May 4, 2022 | Vrolijk | 1–0 | Papadiamandis | 1st Chessable Sunway Formentera Festival | Sicilian Defense: Najdorf Variation | |
| May 3, 2022 | Papadiamandis | 1–0 | Neiman | 1st Chessable Sunway Formentera Festival | Petrov's Defense: Nimzowitsch Attack | |
| May 2, 2022 | Martirosyan | 1–0 | Papadiamandis | 1st Chessable Sunway Formentera Festival | English Opening: Symmetrical Variation, Three Knights Variation | |
| May 1, 2022 | Papadiamandis | 1–0 | Real | 1st Chessable Sunway Formentera Festival | Sicilian Defense: Closed | |
| Apr 30, 2022 | Narciso Dublan | 0–1 | Papadiamandis | 1st Chessable Sunway Formentera Festival | Torre Attack: Fianchetto Defense | |
| Apr 29, 2022 | Papadiamandis | ½–½ | Fabregas | 1st Chessable Sunway Formentera Festival | Sicilian Defense: Najdorf Variation | |
| Apr 6, 2022 | Papadiamandis | 1–0 | Gajcin | EICC 22 | English Opening: Symmetrical Variation | |
| Apr 5, 2022 | Redzisz | ½–½ | Papadiamandis | European Championship | Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation | |
| Apr 4, 2022 | Papadiamandis | ½–½ | Dalaud | European Individual Chess Championship | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Apr 3, 2022 | Lodici | 1–0 | Papadiamandis | EICC 22 | Sicilian Defense | |
| Mar 30, 2022 | Papadiamandis | 0–1 | Livaic | EICC 22 | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation | |
| Mar 28, 2022 | Pultinevicius | 1–0 | Papadiamandis | EICC 22 | Grünfeld Defense: Russian Variation, Prins Variation | |
| Sep 27, 2021 | Niemann | ½–½ | Papadiamandis | Junior u21 Round Table Open 2021 | English Opening: Anglo-Indian Defense, Anti-Anti-Grünfeld | |
| Sep 14, 2021 | Papadiamandis | 0–1 | Braun | 1st Int. Swiss Masters Baden-Baden | French Defense: Tarrasch Variation, Chistyakov Defense | |
| Sep 13, 2021 | Papadiamandis | ½–½ | Schmaltz | 1st Int. Swiss Masters Baden-Baden | Philidor Defense: Lion Variation | |
| Sep 13, 2021 | Meissner | ½–½ | Papadiamandis | 1st Int. Swiss Masters Baden-Baden | Sicilian Defense: Najdorf Variation, Zagreb Variation | |
| Sep 12, 2021 | Koellner | 0–1 | Papadiamandis | 1st Int. Swiss Masters Baden-Baden | East Indian Defense | |
| Sep 11, 2021 | Papadiamandis | ½–½ | Riff | 1st Int. Swiss Masters Baden-Baden | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| Sep 11, 2021 | Koellner | ½–½ | Papadiamandis | 1st Int. Swiss Masters Baden-Baden | Trompowsky Attack | |
| Sep 10, 2021 | Papadiamandis | ½–½ | Bellahcene | 1st Int. Swiss Masters Baden-Baden | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation | |
| Sep 10, 2021 | Pfatteicher | 0–1 | Papadiamandis | 1st Int. Swiss Masters Baden-Baden | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Sep 9, 2021 | Papadiamandis | ½–½ | Hagner | 1st Int. Swiss Masters Baden-Baden | Caro-Kann Defense: Classical Variation, Lobron System | |
| Aug 1, 2021 | Dordzhieva | ½–½ | Papadiamandis | Biel/Bienne Master (MTO) | Grünfeld Defense: Exchange Variation, Modern Exchange Variation | |
| Jun 24, 2021 | Devallee | ½–½ | Papadiamandis | Top 12 French Teams | Sicilian Defense: Morphy Gambit, Andreaschek Gambit | |
| Jun 14, 2021 | Geher | 0–1 | Papadiamandis | First Saturday June | IM | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jun 12, 2021 | Pogany | 0–1 | Papadiamandis | First Saturday June | IM | Sicilian Defense: Moscow Variation | |
| Jun 11, 2021 | Papadiamandis | ½–½ | Mihalik | First Saturday June | IM | Sicilian Defense: Kan Variation, Knight Variation | |
| Jun 9, 2021 | Papadiamandis | * | Turzo | First Saturday June | IM | Scotch Game | |
| Jun 8, 2021 | Ilincic | 1–0 | Papadiamandis | First Saturday June | IM | King's Indian Defense: Fianchetto Variation, Immediate Fianchetto | |
| Jun 7, 2021 | Papadiamandis | ½–½ | O`Donnell | First Saturday June | IM | Caro-Kann Defense: Classical Variation, Main Line | |
| Jun 6, 2021 | Fule | 0–1 | Papadiamandis | First Saturday June | IM | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Jun 5, 2021 | Papadiamandis | 1–0 | Szeberenyi | First Saturday June | IM | Sicilian Defense: Four Knights Variation | |
| May 31, 2021 | Leszko | 0–1 | Papadiamandis | Vezerkepzo IM May #2 | English Opening: Anglo-Indian Defense, Anti-Anti-Grünfeld | |
| May 30, 2021 | Papadiamandis | 1–0 | Tancsa | Vezerkepzo IM May #2 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| May 28, 2021 | Papadiamandis | 0–1 | Palczert | Vezerkepzo IM May #2 | Sicilian Defense: Najdorf Variation | |
| May 27, 2021 | Sharma Isha | ½–½ | Papadiamandis | Vezerkepzo IM May #2 | Sicilian Defense: Najdorf Variation | |
| May 26, 2021 | Papadiamandis | ½–½ | Pacher | Vezerkepzo IM May #2 | Scotch Game: Potter Variation | |
| May 25, 2021 | Majoros | 0–1 | Papadiamandis | Vezerkepzo IM May #2 | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| May 24, 2021 | Papadiamandis | * | Szeberenyi | Vezerkepzo IM May #2 | Pirc Defense: Classical Variation | |
| May 23, 2021 | Kahn | ½–½ | Papadiamandis | Vezerkepzo IM May #2 | Grünfeld Defense: Stockholm Variation | |
| May 22, 2021 | Papadiamandis | ½–½ | Lyell | Vezerkepzo IM May #2 | Caro-Kann Defense: Tartakower Variation | |
| Dec 23, 2020 | Papadiamandis | 1–0 | Toncheva | Sitges Open A | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Dec 19, 2020 | Papadiamandis | ½–½ | Cuenca Jimenez | Sitges Open A | Sicilian Defense: Kalashnikov Variation | |
| Dec 15, 2020 | Lopez Martinez | 1–0 | Papadiamandis | Sitges Open A | Grünfeld Defense: Three Knights Variation | |
| Dec 13, 2020 | Plat | 1–0 | Papadiamandis | Sitges Open A | Neo-Grünfeld Defense: Exchange Variation | |
| — | Papadiamandis | 1–0 | Miftari | European Individual Chess Championship | Sicilian Defense: Old Sicilian | |
| — | Papadiamandis | 1–0 | Goroshkov | European Individual Chess Championship | Pirc Defense | |
| — | Greicius | ½–½ | Papadiamandis | European Individual Chess Championship | Grünfeld Defense: Exchange Variation, Modern Exchange Variation, Kramnik's Line | |
| — | Kastelic | ½–½ | Papadiamandis | European Individual Chess Championship | Grünfeld Defense: Exchange Variation, Modern Exchange Variation | |
| — | Pranav | 1–0 | Papadiamandis | Reykjavik Open 2023 | English Opening: Symmetrical Variation, Fianchetto Variation | |