| Mar 23, 2026 | Toliopoulos | 0–1 | Kalogridis | 3rd International Open Chess Tournament of Katerini Group A | Sicilian Defense: Moscow Variation | |
| Mar 22, 2026 | Toliopoulos | 1–0 | Stojanovski | 3rd International Open Chess Tournament of Katerini Group A | Philidor Defense: Lion Variation | |
| Jan 10, 2026 | Toliopoulos | ½–½ | Kollias | Round 9: Toliopoulos, Konstantinos - Kollias, Ioannis K. | Vienna Game: Frankenstein-Dracula Variation | |
| Jan 9, 2026 | Giannopoulos | ½–½ | Toliopoulos | Round 8: Giannopoulos, Iasonas - Toliopoulos, Konstantinos | Bird Opening: Dutch Variation | |
| Jan 8, 2026 | Toliopoulos | ½–½ | Kesidis | Round 7: Toliopoulos, Konstantinos - Kesidis, Odyseas | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jan 7, 2026 | Tzortzatos | ½–½ | Toliopoulos | Round 6: Tzortzatos, Dimosthenis Panagiot - Toliopoulos, Konstantinos | King's Indian Attack, with e6 | |
| Jan 6, 2026 | Toliopoulos | ½–½ | Gkogkolas | Round 5: Toliopoulos, Konstantinos - Gkogkolas, Georgios | Sicilian Defense: Kramnik Variation | |
| Jan 5, 2026 | Galanis | ½–½ | Toliopoulos | Round 4: Galanis, Nikolaos-Panagiotis - Toliopoulos, Konstantinos | King's Pawn Game: Leonardis Variation | |
| Jan 4, 2026 | Toliopoulos | 1–0 | Misios | Round 3: Toliopoulos, Konstantinos - Misios, Konstantinos | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jan 4, 2026 | Cook | ½–½ | Toliopoulos | Round 2: Cook, Michael-Antony - Toliopoulos, Konstantinos | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jan 3, 2026 | Toliopoulos | 0–1 | Kalogridis | Round 1: Toliopoulos, Konstantinos - Kalogridis, Antonios | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jan 2, 2025 | Tsaknakis | 1–0 | Toliopoulos | Round 1: Tsaknakis, Zisis - Toliopoulos, Konstantinos | King's Pawn Game | |
| Dec 17, 2024 | Stoimenidis | ½–½ | Toliopoulos | Round 9: Stoimenidis, Dimitrios - Toliopoulos, Konstantinos | Catalan Opening: Open Defense, Classical Line | |
| Dec 16, 2024 | Toliopoulos | 1–0 | Ivanov | Round 8: Toliopoulos, Konstantinos - Ivanov, Andrey | Sicilian Defense: Kramnik Variation | |
| Dec 15, 2024 | Toliopoulos | 0–1 | Bregu | Round 6: Toliopoulos, Konstantinos - Bregu, Riza | Alekhine Defense: Modern Variation | |
| Dec 15, 2024 | Spasov | ½–½ | Toliopoulos | Round 7: Spasov, Aleksandar - Toliopoulos, Konstantinos | Ruy Lopez: Morphy Defense, Arkhangelsk Variation | |
| Dec 14, 2024 | Toliopoulos | 1–0 | Asici | Round 4: Toliopoulos, Konstantinos - Asici, Poyraz Efe | Zukertort Opening: Nimzo-Larsen Variation | |
| Dec 14, 2024 | Risteski | ½–½ | Toliopoulos | Round 5: Risteski, Emil - Toliopoulos, Konstantinos | Italian Game: Giuoco Piano | |
| Dec 13, 2024 | Midem | 1–0 | Toliopoulos | Round 3: Midem, Ismail Eren - Toliopoulos, Konstantinos | Queen's Gambit Declined | |
| Dec 12, 2024 | Toliopoulos | 1–0 | Krstevski | Round 2: Toliopoulos, Konstantinos - Krstevski, Pavel | Sicilian Defense: Modern Variations, Main Line | |
| Dec 11, 2024 | Arnaudov | 1–0 | Toliopoulos | Round 1: Arnaudov, G. Petar - Toliopoulos, Konstantinos | King's Indian Attack | |
| Sep 7, 2024 | Tsaknakis | ½–½ | Toliopoulos | Round 9: Tsaknakis, Zisis - Toliopoulos, Konstantinos | French Defense: Paulsen Variation | |
| Sep 6, 2024 | Toliopoulos | 1–0 | Kazakis | Round 8: Toliopoulos, Konstantinos - Kazakis, Mattheos Konstantinos | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Sep 5, 2024 | Toliopoulos | ½–½ | Dimakis | Round 7: Toliopoulos, Konstantinos - Dimakis, Stavros | Sicilian Defense: Taimanov Variation, Szén Variation | |
| Sep 4, 2024 | Vardakas | 1–0 | Toliopoulos | Round 6: Vardakas, Grigorios - Toliopoulos, Konstantinos | Four Knights Game: Spanish Variation, Nimzowitsch Variation | |
| Sep 3, 2024 | Toliopoulos | 1–0 | Tsolov | Round 5: Toliopoulos, Konstantinos - Tsolov, Aleksandar | Center Game: Paulsen Attack Variation | |
| Sep 2, 2024 | Papadopoulos | 1–0 | Toliopoulos | Round 4: Papadopoulos, Panayotis - Toliopoulos, Konstantinos | Nimzo-Larsen Attack: Classical Variation | |
| Sep 1, 2024 | Toliopoulos | ½–½ | Sarantos | Round 2: Toliopoulos, Konstantinos - Sarantos, Vasileios | Queen's Gambit Declined | |
| Sep 1, 2024 | Ballas | ½–½ | Toliopoulos | Round 3: Ballas, Athanasios-panagiotis - Toliopoulos, Konstantinos | Italian Game: Classical Variation, Greco Gambit | |
| Aug 6, 2024 | Argiroudis | 1–0 | Toliopoulos | Round 1: Argiroudis, Stamatis - Toliopoulos, Konstantinos | Trompowsky Attack | |
| — | Toliopoulos | ½–½ | Aker | Round 2: Toliopoulos, Konstantinos - Aker, Meric Zeynel | French Defense: Rubinstein Variation, Blackburne Defense | |
| — | Toliopoulos | ½–½ | Mnatsakanyan | Round 5: Toliopoulos, Konstantinos - Mnatsakanyan, Aren | Caro-Kann Defense: Advance Variation | |
| — | Toliopoulos | ½–½ | Krastev | Round 6: Toliopoulos, Konstantinos - Krastev, Goran | French Defense: McCutcheon Variation, Wolf Gambit | |
| — | Toliopoulos | ½–½ | Teng | Round 8: Toliopoulos, Konstantinos - Teng, Jiarong | Sicilian Defense: French Variation | |
| — | Toliopoulos | ½–½ | Zhao | Round 9: Toliopoulos, Konstantinos - Zhao, Yunqing | Four Knights Game: Spanish Variation, Nimzowitsch Variation | |
| — | Poupalos | 1–0 | Toliopoulos | Round 1: Poupalos, Nikolaos - Toliopoulos, Konstantinos | Ruy Lopez: Morphy Defense, Arkhangelsk Variation | |
| — | Sidiropoulos | 0–1 | Toliopoulos | Round 4: Sidiropoulos, Vasilis - Toliopoulos, Konstantinos | Ruy Lopez: Closed, Worrall Attack, Castling Line | |
| — | Roinos | 1–0 | Toliopoulos | Round 7: Roinos, Ilias - Toliopoulos, Konstantinos | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |