| Jul 10, 2026 | Kasioumis | 1–0 | Tsakiris | Round 7: Kasioumis, Vasilios - Tsakiris, Haralambos | Sicilian Defense: French Variation | |
| May 17, 2026 | Cardoso Cardoso | ½–½ | Kasioumis | rated rapid game | Zukertort Opening | |
| May 17, 2026 | Kasioumis | 0–1 | Cardoso Cardoso | rated rapid game | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Nyezhmetdinov Attack | |
| May 16, 2026 | MAZHAMBE TADIWANASHE | 0–1 | Kasioumis | rated rapid game | ? | |
| May 16, 2026 | Kasioumis | 1–0 | MAZHAMBE TADIWANASHE | rated rapid game | King's Pawn Game | |
| May 9, 2026 | Soriano Quispe | 1–0 | Kasioumis | rated rapid game | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| May 9, 2026 | Kasioumis | 1–0 | Tarigan | rated rapid game | Sicilian Defense: Najdorf Variation, English Attack, Anti-English | |
| May 9, 2026 | Kasioumis | 1–0 | Yerkenov | rated rapid game | French Defense: Winawer Variation, Portisch-Hook Variation | |
| May 9, 2026 | Karimova | 1–0 | Kasioumis | rated rapid game | Sicilian Defense: Najdorf Variation | |
| May 9, 2026 | Kasioumis | 1–0 | Zhukenov | rated rapid game | Pirc Defense | |
| May 9, 2026 | Tabors | 0–1 | Kasioumis | rated rapid game | Queen's Gambit Declined: Traditional Variation | |
| May 1, 2026 | Nesterov | 1–0 | Kasioumis | rated rapid game | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Jul 5, 2025 | Drakoulakos | 0–1 | Kasioumis | Semi-Finals: Drakoulakos, Grigorios - Kasioumis, Vasilios | English Opening: Agincourt Defense | |
| Jul 4, 2025 | Kasioumis | 1–0 | Koutlas | Final: Kasioumis, Vasilios - Koutlas, Nikolaos | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jul 4, 2025 | Kasioumis | ½–½ | Trimitzios | Round 7: Kasioumis, Vasilios - Trimitzios, Petros | Ruy Lopez: Berlin Defense | |
| Jul 3, 2025 | Androutsopoulos-Agiotatos | 0–1 | Kasioumis | Round 6: Androutsopoulos-Agiotatos, Vasil - Kasioumis, Vasilios | Sicilian Defense: Najdorf Variation | |
| Jul 3, 2025 | Sandalakis | 1–0 | Kasioumis | Round 3: Sandalakis, Angelos - Kasioumis, Vasilios | Sicilian Defense: Sozin Attack, Flank Variation | |
| Jul 3, 2025 | Kasioumis | 1–0 | Skembris | Round 2: Kasioumis, Vasilios - Skembris, Spyridon | Ruy Lopez: Closed, Keres Defense | |
| Jul 3, 2025 | Kasioumis | 1–0 | Tsorbatzoglou | Round 5: Kasioumis, Vasilios - Tsorbatzoglou, Theodoros | Modern Defense: Standard Defense | |
| Jun 22, 2025 | Theodoulidis | 0–1 | Kasioumis | 43rd Hybrid Greek Cup F8 | Sicilian Defense: Closed | |
| Jun 8, 2025 | Trimitzios | ½–½ | Kasioumis | 43rd Hybrid Greek Cup 2025 F16 | Bogo-Indian Defense: Retreat Variation | |
| Jul 10, 2024 | Kouvidis | ½–½ | Kasioumis | Greek League 2024 | Sicilian Defense: Chekhover Variation | |
| Jul 9, 2024 | Kasioumis | 1–0 | Katsanis | Greek League 2024 | Caro-Kann Defense: Maróczy Variation | |
| Jul 8, 2024 | Koutlas | ½–½ | Kasioumis | Greek League 2024 | Sicilian Defense: Najdorf Variation | |
| Jul 7, 2024 | Stefanou | ½–½ | Kasioumis | Greek League 2024 | Nimzo-Indian Defense: Classical Variation, Noa Variation | |