| Jul 14, 2025 | Triantaphylidis | 1–0 | Tzovanis | Round 3: Triantaphylidis, Alexandros I - Tzovanis, Anastasios Anagnostis | Benoni Defense | |
| Jul 13, 2025 | Tzovanis | 0–1 | Naoum | Round 2: Tzovanis, Anastasios Anagnostis - Naoum, Spyridon | Zukertort Opening: Queen's Gambit Invitation | |
| Jul 16, 2024 | Kollias | 1–0 | Tzovanis | Round 8: Kollias, Ioannis K. - Tzovanis, Anastasios Anagnostis | Bird Opening | |
| Jul 15, 2024 | Kassios | 1–0 | Tzovanis | Round 7: Kassios, Dimitrios - Tzovanis, Anastasios Anagnostis | French Defense: Tarrasch Variation, Closed Variation, Main Line | |
| Jul 15, 2024 | Tzovanis | 1–0 | Kesoglou | Round 6: Tzovanis, Anastasios Anagnostis - Kesoglou, Konstantinos | English Opening: Anglo-Indian Defense, Queen's Indian Formation | |
| Jul 13, 2024 | Georgiou | 1–0 | Tzovanis | Round 4: Georgiou, Konstantinos - Tzovanis, Anastasios Anagnostis | Sicilian Defense: Najdorf Variation, English Attack | |
| Jul 13, 2024 | Tzovanis | ½–½ | Kalyva | Round 3: Tzovanis, Anastasios Anagnostis - Kalyva, Kyriaki | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Jul 12, 2024 | Kapsoulis | 0–1 | Tzovanis | Round 2: Kapsoulis, Georgios - Tzovanis, Anastasios Anagnostis | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Advance Line | |
| Jul 11, 2024 | Tzovanis | 1–0 | Festas | Round 1: Tzovanis, Anastasios Anagnostis - Festas, Aristotelis | ? | |
| Mar 31, 2024 | Tzovanis | ½–½ | Kesidis | Round 2: Tzovanis, Anastasios Anagnostis - Kesidis, Odyseas | King's Indian Defense: Fianchetto Variation, Simagin Variation | |
| Mar 30, 2024 | Tzovanis | 1–0 | Danis | Round 1: Tzovanis, Anastasios Anagnostis - Danis, Hrisovalantis | King's Indian Defense: Fianchetto Variation, Hungarian Variation | |
| Sep 3, 2024 | Dimakis | 1–0 | Tzovanis | Round 5: Dimakis, Stavros - Tzovanis, Anastasios Anagnostis | Sicilian Defense: Najdorf Variation, English Attack | |
| Sep 2, 2024 | Tzovanis | 0–1 | Vardakas | Round 4: Tzovanis, Anastasios Anagnostis - Vardakas, Grigorios | King's Indian Attack: Sicilian Variation | |
| Sep 1, 2024 | Tzovanis | 1–0 | Giakoustidou | Round 2: Tzovanis, Anastasios Anagnostis - Giakoustidou, Evgenia | Zukertort Opening | |
| Sep 1, 2024 | Sarantos | ½–½ | Tzovanis | Round 3: Sarantos, Vasileios - Tzovanis, Anastasios Anagnostis | Trompowsky Attack | |
| Aug 30, 2024 | Tzovanis | 0–1 | Kazakis | Round 8: Tzovanis, Anastasios Anagnostis - Kazakis, Mattheos Konstantinos | Zukertort Opening: Reversed Grünfeld | |
| Aug 30, 2024 | Drakaki | 1–0 | Tzovanis | Round 6: Drakaki, Anna-Maria - Tzovanis, Anastasios Anagnostis | French Defense: King's Indian Attack | |
| Aug 11, 2024 | Tzovanis | ½–½ | Gomes | Round 7: Tzovanis, Anastasios Anagnostis - Gomes, Mary Ann | Zukertort Opening | |
| Aug 6, 2024 | Tzovanis | 0–1 | Krallis | Round 1: Tzovanis, Anastasios Anagnostis - Krallis, Christos | Zukertort Opening: Kingside Fianchetto | |
| Aug 15, 2022 | Tzovanis | * | Galanis | National Greek Team Championship | ? | |
| Jul 24, 2022 | Tzovanis | 1–0 | Karagiannis | 15th Paleochora Open | ? | |
| Jul 23, 2022 | Trapalis | * | Tzovanis | 15th Paleochora Open | ? | |
| Jul 22, 2022 | Tzovanis | * | Hlavacek | 15th Paleochora Open | ? | |
| Jul 20, 2022 | Tzovanis | * | Drakonakis | 15th Paleochora Open | ? | |
| Jul 18, 2022 | Ribreau | 1–0 | Tzovanis | 15th Paleochora Open | ? | |
| Jul 17, 2022 | Tzovanis | 0–1 | Georgiou | 15th Paleochora Open | ? | |
| Jul 29, 2021 | Atanasov | * | Tzovanis | 14th Paleochora International Tournament | ? | |
| Jul 27, 2021 | Chasourakis | * | Tzovanis | 13th International Tournament of Paleochora | ? | |
| Jul 26, 2021 | Tzovanis | * | Broly | 14th Paleochora International Tournament | ? | |
| Jul 26, 2021 | Tzovanis | * | Broly | 13th International Tournament of Paleochora | ? | |
| Jul 24, 2021 | Tzovanis | * | Mullon | 13th International Tournament of Paleochora | ? | |
| Jul 24, 2021 | Nteneketzis | 0–1 | Tzovanis | 14th Paleochora International Chess Tournament 2021 | ? | |
| — | Tzovanis | 1–0 | Stratigos | National Greek Team Championship | King's Indian Defense: Fianchetto Variation, Classical Variation | |
| — | Tzovanis | 0–1 | Palaiologou | ΠΑΝΕΛΛΗΝΙΟ ΠΡΩΤΑΘΛΗΜΑ BLITZ 2025 | King's Indian Attack: Symmetrical Defense | |
| — | Sotiropoulos | 1–0 | Tzovanis | National Greek Team Championship | King's Indian Attack: Symmetrical Defense | |
| — | Drakonakis | 1–0 | Tzovanis | National Greek Team Championship | Benoni Defense: Old Benoni | |
| — | Krallis | 1–0 | Tzovanis | ΠΑΝΕΛΛΗΝΙΟ ΑΤΟΜΙΚΟ ΠΡΩΤΑΘΛΗΜΑ RAPID | East Indian Defense | |
