| Mar 22, 2026 | Christodoulou | 1–0 | Ergazakis | Round 1: Christodoulou, Konstantinos Chrysovalantis - Ergazakis, Ioannis | King's Indian Defense | |
| Mar 11, 2026 | Mylonakis | 0–1 | Ergazakis | Round 7: Mylonakis, Ioannis - Ergazakis, Ioannis | King's Indian Defense: Normal Variation | |
| Mar 11, 2026 | Ergazakis | 1–0 | Skaperdas | Round 6: Ergazakis, Ioannis - Skaperdas, Kostantinos | King's Indian Attack | |
| Mar 11, 2026 | Spalas | 0–1 | Ergazakis | Round 5: Spalas, Symeon Konstaninos - Ergazakis, Ioannis | Rapport-Jobava System | |
| Dec 5, 2025 | Ergazakis | 0–1 | Lafkidis | Round 2: Ergazakis, Ioannis - Lafkidis, Apostolos | King's Indian Attack: Yugoslav Variation | |
| Dec 5, 2025 | Bakogiannis | 0–1 | Ergazakis | Round 1: Bakogiannis, Charalampos - Ergazakis, Ioannis | King's Indian Defense: Fianchetto Variation, Yugoslav System | |
| Dec 5, 2025 | Ergazakis | 0–1 | Vassis | Round 6: Ergazakis, Ioannis - Vassis, Michail | French Defense: Advance Variation, Euwe Variation | |
| Dec 5, 2025 | Papadopoulos | 1–0 | Ergazakis | Round 2: Papadopoulos, Petros - Ergazakis, Ioannis | Sicilian Defense: Najdorf Variation, Scheveningen Variation | |
| Dec 5, 2025 | Ergazakis | 1–0 | Zisimatos | Round 1: Ergazakis, Ioannis - Zisimatos, S | Caro-Kann Defense: Exchange Variation | |
| Sep 13, 2025 | Tzortzatos | 0–1 | Ergazakis | Round 10: Tzortzatos, Dimosthenis Panagiot - Ergazakis, Ioannis | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation | |
| Sep 8, 2025 | Ergazakis | ½–½ | Fragkos | Round 11: Ergazakis, Ioannis - Fragkos, Vasileios | Zukertort Opening: Dutch Variation | |
| Sep 8, 2025 | Krallis | 1–0 | Ergazakis | Round 8: Krallis, Christos - Ergazakis, Ioannis | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Sep 8, 2025 | Ergazakis | 1–0 | Vassis | Round 7: Ergazakis, Ioannis - Vassis, Michail | French Defense: King's Indian Attack | |
| Sep 8, 2025 | Lafkidis | 0–1 | Ergazakis | Round 6: Lafkidis, Apostolos - Ergazakis, Ioannis | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line | |
| Sep 8, 2025 | Ergazakis | 1–0 | Kazantzoglou | Round 5: Ergazakis, Ioannis - Kazantzoglou, Stefanos | Nimzo-Larsen Attack: Classical Variation | |
| Jun 22, 2025 | Kassios | 0–1 | Ergazakis | Round 9: Kassios, Dimitrios - Ergazakis, Ioannis | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jun 21, 2025 | Ergazakis | 0–1 | Kapnisis | Round 8: Ergazakis, Ioannis - Kapnisis, Spyridon | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 19, 2025 | Ergazakis | ½–½ | Vassis | Round 6: Ergazakis, Ioannis - Vassis, Michail | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jun 17, 2025 | Ergazakis | 1–0 | Mylonakis | Round 4: Ergazakis, Ioannis - Mylonakis, Ioannis | King's Indian Attack: Spassky Variation | |
| Jun 16, 2025 | Papadopoulos | 0–1 | Ergazakis | Round 3: Papadopoulos, Georgios - Ergazakis, Ioannis | Sicilian Defense: Najdorf Variation | |
| Jun 15, 2025 | Ergazakis | 1–0 | Lampos | Round 2: Ergazakis, Ioannis - Lampos, Charalampos | King's Indian Attack | |
| Jun 14, 2025 | Nikitakis | 0–1 | Ergazakis | Round 1: Nikitakis, Michail - Ergazakis, Ioannis | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Jun 14, 2025 | Kazantzoglou | 1–0 | Ergazakis | Round 7: Kazantzoglou, Stefanos - Ergazakis, Ioannis | French Defense: Exchange Variation | |
| Jun 14, 2025 | Alexiadis | ½–½ | Ergazakis | Round 5: Alexiadis, Hristos - Ergazakis, Ioannis | French Defense: King's Indian Attack | |
| Apr 13, 2025 | Ergazakis | 1–0 | Alexakis | 13th Open Grand Prix, by SOXalandriou (Rapid) | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Apr 13, 2025 | Ter-Gevorkian | 0–1 | Ergazakis | 13th Open Grand Prix, by SOXalandriou (Rapid) | King's Indian Attack | |
| Mar 16, 2025 | Ergazakis | ½–½ | Halkias | 12th Open Grand Prix, by SOXalandriou (Rapid) | King's Indian Attack: Symmetrical Defense | |
| Mar 16, 2025 | Ergazakis | 0–1 | Halkias | 12th Open Grand Prix, by SOXalandriou (Blitz) | King's Indian Attack | |
| Mar 16, 2025 | Papadopoulos | 0–1 | Ergazakis | 12th Open Grand Prix, by SOXalandriou (Rapid) | Queen's Pawn Game: London System | |
| Dec 15, 2024 | Patrelakis | ½–½ | Ergazakis | 10th Open Rapid Tournament, by SOXalandriou | Sicilian Defense: Moscow Variation | |
| Nov 19, 2024 | Ergazakis | ½–½ | Petrovskyi | Round 11: Ergazakis, Ioannis - Petrovskyi, Vadym | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Nov 18, 2024 | Barria Santos | 0–1 | Ergazakis | Round 10: Barria Santos, Jose Guilherme - Ergazakis, Ioannis | Queen's Gambit Declined: Barmen Variation | |
| Nov 17, 2024 | Ergazakis | ½–½ | Stefansson | Round 9: Ergazakis, Ioannis - Stefansson, Hannes | Sicilian Defense: Sozin Attack, Main Line | |
| Nov 11, 2024 | Hovakimyan | 1–0 | Ergazakis | Round 4: Hovakimyan, Vache - Ergazakis, Ioannis | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Nov 9, 2024 | Golubka | 1–0 | Ergazakis | Round 2: Golubka, Petro - Ergazakis, Ioannis | Indian Defense: Normal Variation | |
| Nov 8, 2024 | Ergazakis | 0–1 | Rozen | Round 1: Ergazakis, Ioannis - Rozen, Eytan | Sicilian Defense: Najdorf Variation, English Attack, Anti-English | |
| Sep 12, 2021 | Dallas | 0–1 | Ergazakis | Greek Team Championship | ? | |
| Sep 11, 2021 | Ergazakis | 1–0 | Brokalakis - Gounaris | Greek Team Championship | Catalan Opening: Closed | |
| Sep 10, 2021 | Anagnostopoulos | 1–0 | Ergazakis | Greek Team Championship | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Sep 9, 2021 | Loutragotis | 0–1 | Ergazakis | Greek Team Championship | Sicilian Defense: Najdorf Variation | |
| Sep 8, 2021 | Pagkalis | 0–1 | Ergazakis | Greek Team Championship | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Sep 7, 2021 | Koutis | 0–1 | Ergazakis | Greek Team Championship | Sicilian Defense: Closed, Korchnoi Defense | |
| Aug 8, 2021 | Ergazakis | 0–1 | Kalogridis | 30th OPEN Chess International Tournament | Caro-Kann Defense: Endgame Variation | |
| Aug 7, 2021 | Vardakas | 0–1 | Ergazakis | 30th OPEN Chess International Tournament | Sicilian Defense: Moscow Variation | |
| Aug 6, 2021 | Ergazakis | 0–1 | Kanakaris | 30th OPEN Chess International Tournament | King's Indian Defense: Normal Variation | |
| Aug 5, 2021 | Postny | 1–0 | Ergazakis | 30th OPEN Chess International Tournament | Trompowsky Attack | |
| Aug 4, 2021 | Ergazakis | 1–0 | Theodorou | 30th OPEN Chess International Tournament | King's Indian Defense: Makogonov Variation | |
| Aug 3, 2021 | Kevlishvili | ½–½ | Ergazakis | 30th OPEN Chess International Tournament | Sicilian Defense: Najdorf Variation | |
| Aug 2, 2021 | Ergazakis | ½–½ | Mastrovasilis | 30th OPEN Chess International Tournament | Italian Game: Classical Variation, Greco Gambit | |
| Aug 2, 2021 | Mixakis | * | Ergazakis | 30th OPEN Chess International Tournament | ? | |
| Aug 1, 2021 | Ergazakis | * | Tsivelekidou | 30th OPEN Chess International Tournament | ? | |
| — | Ergazakis | 1–0 | Routsi | Round 2: Ergazakis, Ioannis - Routsi, Efthimios-Alexandros | Zukertort Opening: Reversed Grünfeld | |
| — | Ergazakis | 1–0 | Rahmanidis | Round 4: Ergazakis, Ioannis - Rahmanidis, Petros | Sicilian Defense: Moscow Variation | |
| — | Ergazakis | 1–0 | Vassis | Round 6: Ergazakis, Ioannis - Vassis, Anastasios | Modern Defense: Standard Defense | |
| — | Lemoni | 0–1 | Ergazakis | Round 1: Lemoni, Maria - Ioanna - Ergazakis, Ioannis | English Opening: Great Snake Variation | |
| — | Palaiologou | 0–1 | Ergazakis | Round 3: Palaiologou, Apostolos - Ergazakis, Ioannis | Sicilian Defense: Najdorf Variation, Zagreb Variation | |
| — | Koutlas | 0–1 | Ergazakis | Round 7: Koutlas, Nikolaos - Ergazakis, Ioannis | King's Indian Defense: Makogonov Variation | |
