| Jun 14, 2026 | Makropoulos | 1–0 | Athanasopoulos | Round 3: Makropoulos, Andreas - Athanasopoulos, Nikolaos NA | King's Indian Attack: Symmetrical Defense | |
| Jun 14, 2026 | Athanasopoulos | ½–½ | Noulis | Round 2: Athanasopoulos, Nikolaos NA - Noulis, Ioannis | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 | |
| Jun 14, 2026 | Piperidou | 0–1 | Athanasopoulos | Round 1: Piperidou, Angeliki - Athanasopoulos, Nikolaos NA | French Defense: Exchange Variation | |
| Mar 15, 2026 | Athanasopoulos | 1–0 | Agorastakis | Round 7: Athanasopoulos, Nikolaos NA - Agorastakis, Ioannis | English Opening: Anglo-Indian Defense | |
| Mar 15, 2026 | Athanasopoulos | 1–0 | Chachali | Round 5: Athanasopoulos, Nikolaos NA - Chachali, Aliki | Catalan Opening: Closed, Main Line | |
| Mar 15, 2026 | Karvounidis | 0–1 | Athanasopoulos | Round 4: Karvounidis, Angelos - Athanasopoulos, Nikolaos NA | French Defense: Two Knights Variation | |
| Mar 15, 2026 | Athanasopoulos | 1–0 | Gavras | Round 3: Athanasopoulos, Nikolaos NA - Gavras, Christoforos | English Opening: King's English Variation | |
| Mar 15, 2026 | Parati | 0–1 | Athanasopoulos | Round 2: Parati, Roni - Athanasopoulos, Nikolaos NA | French Defense: Exchange Variation | |
| Mar 15, 2026 | Athanasopoulos | 1–0 | Karagiannis | Round 1: Athanasopoulos, Nikolaos NA - Karagiannis, Dimitrios | Queen's Pawn Game: Chigorin Variation | |
| Mar 15, 2026 | Athanasopoulos | 0–1 | Alexandrakis | Round 8: Athanasopoulos, Nikolaos NA - Alexandrakis, Vasileios Sp | English Opening: Agincourt Defense | |
| Mar 13, 2026 | Kleisarchakis | 1–0 | Athanasopoulos | Round 6: Kleisarchakis, Nikolaos Georgios - Athanasopoulos, Nikolaos NA | French Defense: Advance Variation, Milner-Barry Gambit | |
| Jul 10, 2025 | Athanasopoulos | 0–1 | Kalonomos | Round 6: Athanasopoulos, Nikolaos NA - Kalonomos, Ioannis | Rapport-Jobava System | |
| Jul 8, 2025 | Alexandrakis | 1–0 | Athanasopoulos | Round 3: Alexandrakis, Vasileios Sp - Athanasopoulos, Nikolaos NA | Scandinavian Defense: Gubinsky-Melts Defense | |
| Jun 15, 2025 | Athanasopoulos | 0–1 | Tzellos | Round 7: Athanasopoulos, Nikolaos NA - Tzellos, Dimitrios-Aggelos | Queen's Pawn Game: Chigorin Variation | |
| Jun 15, 2025 | Doudoulakakis | 1–0 | Athanasopoulos | Round 4: Doudoulakakis, Ioannis - Athanasopoulos, Nikolaos NA | French Defense: Orthoschnapp Gambit | |
| Jun 15, 2025 | Athanasopoulos | 0–1 | Antoniou Tragoudas | Round 3: Athanasopoulos, Nikolaos NA - Antoniou Tragoudas, Ioannis | Queen's Pawn Game: London System | |
| Jun 15, 2025 | Athanasopoulos | 1–0 | Tsolaki | Round 2: Athanasopoulos, Nikolaos NA - Tsolaki, Eleni | Indian Defense | |
| — | Athanasopoulos | 0–1 | Chalkias | Round 6: Athanasopoulos, Nikolaos NA - Chalkias, Michail Panagiotis | Indian Defense | |
| — | Sidiropoulos | 1–0 | Athanasopoulos | Round 1: Sidiropoulos, Panagiotis Arg - Athanasopoulos, Nikolaos NA | Nimzo-Larsen Attack: Modern Variation | |
