| Jun 15, 2026 | Gogolis | 1–0 | Mamouzelos | Round 2: Gogolis, Alexandros - Mamouzelos, Eleftherios | Torre Attack: Classical Defense | |
| Jan 6, 2026 | Sotirakopoulos | 0–1 | Mamouzelos | Round 6: Sotirakopoulos, Panagiotis - Mamouzelos, Eleftherios | Sicilian Defense: Najdorf Variation, Main Line | |
| Jan 5, 2026 | Mamouzelos | 1–0 | Tsomidis | Round 5: Mamouzelos, Eleftherios - Tsomidis, Stefanos | French Defense: Exchange Variation | |
| Jan 4, 2026 | Pitsinos | 0–1 | Mamouzelos | Round 4: Pitsinos, Evangelos - Mamouzelos, Eleftherios | Sicilian Defense: Closed | |
| Dec 31, 2025 | Mamouzelos | ½–½ | Karvountzis | Round 3: Mamouzelos, Eleftherios - Karvountzis, Ioannis Chrysostomos | Ruy Lopez: Closed, Chigorin Defense | |
| Dec 31, 2025 | Mamouzelos | 1–0 | Ieromonachos | Round 7: Mamouzelos, Eleftherios - Ieromonachos, Georgios | Sicilian Defense: Lasker-Pelikan Variation, Schlechter Variation | |
| Jul 6, 2025 | Mantazis | 1–0 | Mamouzelos | Round 1: Mantazis, Georgios Rafail - Mamouzelos, Eleftherios | French Defense: King's Indian Attack | |
| Apr 27, 2025 | Ieromonachos | 0–1 | Mamouzelos | Round 7: Ieromonachos, Georgios - Mamouzelos, Eleftherios | Catalan Opening: Closed, Main Line | |
| Apr 26, 2025 | Mamouzelos | 1–0 | Drivas | Round 6: Mamouzelos, Eleftherios - Drivas, Georgios I | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Apr 25, 2025 | Mamouzelos | 1–0 | Karanasos | Round 5: Mamouzelos, Eleftherios - Karanasos, Vasileios | Ruy Lopez: Classical Variation | |
| Apr 23, 2025 | Mamouzelos | 1–0 | Roussos | Round 2: Mamouzelos, Eleftherios - Roussos, Makarios | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Apr 23, 2025 | Stavropoulos | 0–1 | Mamouzelos | Round 3: Stavropoulos, Odysseas P - Mamouzelos, Eleftherios | French Defense: Exchange Variation | |
| Apr 22, 2025 | Lepouras | ½–½ | Mamouzelos | Round 1: Lepouras, Dimitrios - Mamouzelos, Eleftherios | Slav Defense: Exchange Variation | |
| May 10, 2024 | Stavropoulos | 1–0 | Mamouzelos | Round 5: Stavropoulos, Sotirios - Mamouzelos, Eleftherios | Rubinstein Opening: Semi-Slav Defense | |
| May 8, 2024 | Papadopoulos | ½–½ | Mamouzelos | Round 3: Papadopoulos, Prodromos NA - Mamouzelos, Eleftherios | French Defense: Exchange Variation | |
