| Nov 23, 2025 | Tupac Yupanqui Herrera | 0–1 | Chatzidakis | Round 9: Tupac Yupanqui Herrera, Daniel - Chatzidakis, Mihail | French Defense: Advance Variation, Paulsen Attack | |
| Nov 23, 2025 | Chatzidakis | 1–0 | Huth | Round 8: Chatzidakis, Mihail - Huth, Kevin | French Defense: Tarrasch Variation, Open System | |
| Nov 23, 2025 | Krause | 1–0 | Chatzidakis | Round 7: Krause, Benedict - Chatzidakis, Mihail | French Defense: Hecht-Reefschläger Variation | |
| Nov 23, 2025 | Abed | 0–1 | Chatzidakis | Round 6: Abed, Rashid - Chatzidakis, Mihail | French Defense: Advance Variation | |
| Nov 23, 2025 | Chatzidakis | 1–0 | Rocklage | Round 5: Chatzidakis, Mihail - Rocklage, Jeromin | Caro-Kann Defense: Apocalypse Attack | |
| Nov 23, 2025 | Drygala | ½–½ | Chatzidakis | Round 4: Drygala, Lars - Chatzidakis, Mihail | Indian Defense | |
| Nov 23, 2025 | Chatzidakis | ½–½ | Diesenhof | Round 3: Chatzidakis, Mihail - Diesenhof, Michael | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Nov 23, 2025 | Striebeck | 0–1 | Chatzidakis | Round 2: Striebeck, Enno - Chatzidakis, Mihail | King's Indian Defense: Fianchetto Variation, Immediate Fianchetto | |
| Nov 23, 2025 | Chatzidakis | 1–0 | Huck | Round 1: Chatzidakis, Mihail - Huck, Friedemann Moritz | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Nov 22, 2025 | Wilk | 0–1 | Chatzidakis | Round 9: Wilk, Clemens - Chatzidakis, Mihail | East Indian Defense | |
| Nov 22, 2025 | Chatzidakis | 0–1 | Butenandt | Round 8: Chatzidakis, Mihail - Butenandt, Svenja | Caro-Kann Defense: Apocalypse Attack | |
| Nov 22, 2025 | Chatzidakis | 1–0 | Fibich | Round 7: Chatzidakis, Mihail - Fibich, Jascha | Scotch Game: Classical Variation, Intermezzo Variation | |
| Nov 22, 2025 | Sprungala | 1–0 | Chatzidakis | Round 6: Sprungala, Erik - Chatzidakis, Mihail | King's Indian Defense: Semi-Averbakh System | |
| Nov 22, 2025 | Chatzidakis | 1–0 | Lauterbach | Round 5: Chatzidakis, Mihail - Lauterbach, Kolja | Scotch Game: Mieses Variation | |
| Nov 22, 2025 | Malmstroem | 0–1 | Chatzidakis | Round 4: Malmstroem, Eva - Chatzidakis, Mihail | French Defense: Exchange Variation | |
| Nov 22, 2025 | Chatzidakis | 1–0 | Nathe | Round 3: Chatzidakis, Mihail - Nathe, Nico | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Nov 22, 2025 | Doedens | 1–0 | Chatzidakis | Round 2: Doedens, Julian - Chatzidakis, Mihail | French Defense: Tarrasch Variation, Guimard Defense | |
| Nov 22, 2025 | Chatzidakis | 1–0 | Thiel | Round 1: Chatzidakis, Mihail - Thiel, Jan | Scotch Game: Mieses Variation | |
| Nov 30, 2024 | Chatzidakis | 1–0 | Kantor | Round 2: Chatzidakis, Mihail - Kantor, Nikita | Caro-Kann Defense: Apocalypse Attack | |
| Nov 30, 2024 | Chatzidakis | 1–0 | Quante | Round 4: Chatzidakis, Mihail - Quante, Lennart | Scotch Game: Malaniuk Variation | |
| Nov 30, 2024 | Chatzidakis | 1–0 | Wachinger | Round 5: Chatzidakis, Mihail - Wachinger, Nikolas | Sicilian Defense: Najdorf Variation | |
| Nov 30, 2024 | Chatzidakis | 0–1 | Fieberg | Round 7: Chatzidakis, Mihail - Fieberg, Samuel | French Defense: Classical Variation, Burn Variation, Morozevich Line | |
| Nov 30, 2024 | Schoetschel | 0–1 | Chatzidakis | Round 1: Schoetschel, Lasse - Chatzidakis, Mihail | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Nov 30, 2024 | Moeller | 0–1 | Chatzidakis | Round 3: Moeller, Jared William - Chatzidakis, Mihail | King's Indian Defense: Semi-Averbakh System | |
| Nov 30, 2024 | Poetsch | 1–0 | Chatzidakis | Round 6: Poetsch, Hagen - Chatzidakis, Mihail | Sicilian Defense: O'Kelly Variation, Réti System | |
| Aug 15, 2022 | Schuetze | * | Chatzidakis | National Greek Team Championship | ? | |
| — | Chatzidakis | 0–1 | Gouloutis | National Greek Team Championship | Caro-Kann Defense: Classical Variation | |
| — | Vlachos | ½–½ | Chatzidakis | National Greek Team Championship | Sicilian Defense: O'Kelly Variation, Maróczy Bind, Geller Line | |