| Apr 20, 2026 | Mantazis | 1–0 | Bougas | Round 8: Mantazis, Georgios Rafail - Bougas, Georgios | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Apr 20, 2026 | Theodoridis | ½–½ | Mantazis | Round 9: Theodoridis, Charalampos - Mantazis, Georgios Rafail | Rat Defense: English Rat | |
| Apr 19, 2026 | Zavrakidis | 0–1 | Mantazis | Round 7: Zavrakidis, Nikolaos - Mantazis, Georgios Rafail | Ruy Lopez: Morphy Defense, Schliemann Defense Deferred | |
| Apr 18, 2026 | Mantazis | 0–1 | Katsanis | Round 6: Mantazis, Georgios Rafail - Katsanis, Vasileios Dim | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Apr 17, 2026 | Mantazis | 1–0 | Armaos | Round 4: Mantazis, Georgios Rafail - Armaos, Michail | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Apr 17, 2026 | Pitsakis | ½–½ | Mantazis | Round 5: Pitsakis, Ilias - Mantazis, Georgios Rafail | King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System | |
| Apr 15, 2026 | Mantazis | 1–0 | Makrylakis | Round 2: Mantazis, Georgios Rafail - Makrylakis, Iason | French Defense: Tarrasch Variation | |
| Apr 15, 2026 | Tselepis | ½–½ | Mantazis | Round 3: Tselepis, Ioannis - Mantazis, Georgios Rafail | English Opening: King's English Variation, Reversed Closed Sicilian | |
| Apr 15, 2026 | Sotirakopoulos | 0–1 | Mantazis | Round 1: Sotirakopoulos, Panagiotis - Mantazis, Georgios Rafail | King's Pawn Game: Maróczy Defense | |
| Mar 15, 2026 | Mantazis | 1–0 | Gkalimpas | Round 7: Mantazis, Georgios Rafail - Gkalimpas, Iasonas | Ruy Lopez: Closed | |
| Mar 15, 2026 | Kyriakopoulos | 0–1 | Mantazis | Round 6: Kyriakopoulos, Charalampos - Mantazis, Georgios Rafail | Rat Defense: English Rat | |
| Mar 15, 2026 | Mantazis | ½–½ | Skodras | Round 5: Mantazis, Georgios Rafail - Skodras, Marios Konstantinos | Ruy Lopez: Morphy Defense | |
| Mar 15, 2026 | Mantazis | 1–0 | Gerasopoulos | Round 4: Mantazis, Georgios Rafail - Gerasopoulos, Nikolaos | Ware Opening: Symmetric Variation | |
| Mar 15, 2026 | Theodosiou | 0–1 | Mantazis | Round 3: Theodosiou, Apostolos - Mantazis, Georgios Rafail | Rat Defense: English Rat | |
| Mar 15, 2026 | Mantazis | 1–0 | Tzontas | Round 2: Mantazis, Georgios Rafail - Tzontas, Konstantinos | Ruy Lopez: Morphy Defense | |
| Mar 15, 2026 | Kamperidis | 0–1 | Mantazis | Round 1: Kamperidis, Georgios - Mantazis, Georgios Rafail | Polish Opening: Symmetrical Variation | |
| Feb 18, 2026 | Ioannidis | 1–0 | Mantazis | Round 3: Ioannidis, Evgenios - Mantazis, Georgios Rafail | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jan 10, 2026 | Kolytas | 1–0 | Mantazis | Round 9: Kolytas, Spiridon - Mantazis, Georgios Rafail | English Opening: Neo-Catalan | |
| Jan 9, 2026 | Mantazis | ½–½ | Tsarsitalidis | Round 8: Mantazis, Georgios Rafail - Tsarsitalidis, Konstantinos | Sicilian Defense: Classical Variation, Fianchetto Variation | |
| Jan 8, 2026 | Tsaknakis | 1–0 | Mantazis | Round 7: Tsaknakis, Zisis - Mantazis, Georgios Rafail | Zukertort Opening: Reversed Grünfeld | |
| Jan 7, 2026 | Mantazis | 1–0 | Kollias | Round 6: Mantazis, Georgios Rafail - Kollias, Ioannis K. | Ruy Lopez: Schliemann Defense | |
| Jan 6, 2026 | Mantazis | 1–0 | Margaritis | Round 5: Mantazis, Georgios Rafail - Margaritis, Ioannis M | King's Pawn Game | |
| Jan 5, 2026 | Daskalov | 1–0 | Mantazis | Round 4: Daskalov, Dimitar - Mantazis, Georgios Rafail | Bishop's Opening: Vienna Hybrid | |
| Jan 4, 2026 | Mantazis | 0–1 | Krallis | Round 3: Mantazis, Georgios Rafail - Krallis, Christos | Sicilian Defense: Boleslavsky Variation | |
| Jan 4, 2026 | Kalogridis | 0–1 | Mantazis | Round 2: Kalogridis, Antonios - Mantazis, Georgios Rafail | Queen's Gambit Declined: Exchange Variation | |
| Jan 3, 2026 | Mantazis | 1–0 | Misios | Round 1: Mantazis, Georgios Rafail - Misios, Konstantinos | Sicilian Defense: Lasker-Pelikan Variation | |
| Nov 24, 2025 | Mantazis | 0–1 | Kalogridis | 2nd Gavriil Mastrovasilis Memorial Rapid 2025 | Modern Defense: Three Pawns Attack | |
| Nov 24, 2025 | Hrisanthopoulos | 0–1 | Mantazis | 2nd Gavriil Mastrovasilis Memorial Rapid 2025 | Ruy Lopez: Morphy Defense | |
| Nov 24, 2025 | Mantazis | 1–0 | Koutroupas | 2nd Gavriil Mastrovasilis Memorial Rapid 2025 | Sicilian Defense: Najdorf Variation | |
| Nov 24, 2025 | Boutikos | 1–0 | Mantazis | 2nd Gavriil Mastrovasilis Memorial Rapid 2025 | Ruy Lopez: Morphy Defense, Tarrasch Variation | |
| Nov 24, 2025 | Mantazis | 1–0 | Spirliadis | 2nd Gavriil Mastrovasilis Memorial Rapid 2025 | French Defense: Tarrasch Variation, Morozevich Variation | |
| Oct 29, 2025 | Mantazis | ½–½ | Ljepic | Round 1: Mantazis, Georgios Rafail - Ljepic, Andrej | Sicilian Defense: Kan Variation, Knight Variation | |
| Oct 4, 2025 | Mantazis | ½–½ | Dotzer | Round 1: Mantazis, Georgios Rafail - Dotzer, Lukas | Sicilian Defense | |
| Sep 13, 2025 | Kukov | 1–0 | Mantazis | Round 5: Kukov, Velislav - Mantazis, Georgios Rafail | Queen's Pawn Game: Accelerated London System | |
| Sep 13, 2025 | Mantazis | ½–½ | Galopoulos | Round 4: Mantazis, Georgios Rafail - Galopoulos, Nikolaos | Sicilian Defense: Chekhover Variation | |
| Sep 13, 2025 | Arnaudov | 0–1 | Mantazis | Round 3: Arnaudov, G. Petar - Mantazis, Georgios Rafail | Réti Opening: Advance Variation | |
| Jul 20, 2025 | Danielyan | 1–0 | Mantazis | Round 3: Danielyan, Vahe - Mantazis, Georgios Rafail | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 12, 2025 | Mantazis | ½–½ | Mylonakis | Round 9: Mantazis, Georgios Rafail - Mylonakis, Ioannis | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jul 10, 2025 | Mantazis | 1–0 | Karakasidis | Round 7: Mantazis, Georgios Rafail - Karakasidis, Michail | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jul 10, 2025 | Ouzounis | 0–1 | Mantazis | Round 6: Ouzounis, Konstantinos Kyr - Mantazis, Georgios Rafail | Rat Defense: English Rat | |
| Jul 9, 2025 | Mantazis | 1–0 | Karakotsios | Round 5: Mantazis, Georgios Rafail - Karakotsios, Konstantinos | Indian Defense: Anti-Nimzo-Indian | |
| Jul 8, 2025 | Siozos | 0–1 | Mantazis | Round 4: Siozos, Antonios Damianos - Mantazis, Georgios Rafail | Ruy Lopez: Morphy Defense, Mackenzie Variation | |
| Jul 8, 2025 | Mantazis | ½–½ | Mitsopoulos | Round 3: Mantazis, Georgios Rafail - Mitsopoulos, Ioannis | Slav Defense | |
| Jul 7, 2025 | Kiryttopoulos | 1–0 | Mantazis | Round 2: Kiryttopoulos, Panagiotis Aris - Mantazis, Georgios Rafail | Catalan Opening: Closed | |
| Jul 6, 2025 | Mantazis | 1–0 | Mamouzelos | Round 1: Mantazis, Georgios Rafail - Mamouzelos, Eleftherios | French Defense: King's Indian Attack | |
| Jul 6, 2025 | Vassis | 1–0 | Mantazis | Round 8: Vassis, Michail - Mantazis, Georgios Rafail | Nimzo-Larsen Attack: Classical Variation | |
| Jul 3, 2025 | Mantazis | ½–½ | Chatzieleftheriou | Round 4: Mantazis, Georgios Rafail - Chatzieleftheriou, Andreas | Queen's Pawn Game: Colle System | |
| Jun 21, 2025 | Mantazis | 1–0 | Leftheriotis | Round 4: Mantazis, Georgios Rafail - Leftheriotis, Alexandros | Sicilian Defense: Chekhover Variation | |
| Jun 21, 2025 | Mantazis | 0–1 | Giannoulakis | Round 6: Mantazis, Georgios Rafail - Giannoulakis, Lampros | Ruy Lopez: Morphy Defense, Bayreuth Variation | |
| Jun 21, 2025 | Laurenti | 0–1 | Mantazis | Round 5: Laurenti, Stefano - Mantazis, Georgios Rafail | Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | |
| Jun 21, 2025 | Alexandri | 0–1 | Mantazis | Round 3: Alexandri, Dimitra - Mantazis, Georgios Rafail | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| May 28, 2025 | Georgiev | 1–0 | Mantazis | sofia25 | Scotch Game: Mieses Variation | |
| May 26, 2025 | Nikolov | 1–0 | Mantazis | sofia25 | Semi-Slav Defense: Main Line | |
| May 24, 2025 | Spasov | 1–0 | Mantazis | sofia25 | Italian Game: Giuoco Pianissimo, Normal | |
| May 23, 2025 | Nikolov | 1–0 | Mantazis | sofia25 | Queen's Pawn Game | |
| Mar 16, 2025 | Mantazis | 1–0 | Minas | Round 2: Mantazis, Georgios Rafail - Minas, Ioannis | ? | |
| Mar 16, 2025 | Mantazis | 1–0 | Lazaridis-Patsalias | Round 4: Mantazis, Georgios Rafail - Lazaridis-Patsalias, Haralabos | ? | |
| Mar 16, 2025 | Mantazis | 0–1 | Papakonstantinou | Round 7: Mantazis, Georgios Rafail - Papakonstantinou, Dimitrios | ? | |
| Mar 16, 2025 | Kouskoutis | 1–0 | Mantazis | Round 1: Kouskoutis, Georgios-Alexandros - Mantazis, Georgios Rafail | ? | |
| Mar 16, 2025 | Koudounis | 1–0 | Mantazis | Round 3: Koudounis, Vasileios - Mantazis, Georgios Rafail | ? | |
| Mar 16, 2025 | Gerasopoulos | 0–1 | Mantazis | Round 5: Gerasopoulos, Nikolaos - Mantazis, Georgios Rafail | ? | |
| Mar 16, 2025 | Robis | ½–½ | Mantazis | Round 6: Robis, Dimitrios - Mantazis, Georgios Rafail | ? | |
| Jan 8, 2025 | Papaioannou | 1–0 | Mantazis | Round 9: Papaioannou, Dimitrios - Mantazis, Georgios Rafail | Ruy Lopez: Steinitz Defense | |
| Jan 7, 2025 | Mantazis | 1–0 | Antonioudakis | Round 8: Mantazis, Georgios Rafail - Antonioudakis, Georgios | Trompowsky Attack | |
| Jan 6, 2025 | Mavridis | 0–1 | Mantazis | Round 7: Mavridis, Emmanouil - Mantazis, Georgios Rafail | Old Indian Defense: Czech Variation, with Nf3 | |
| Jan 5, 2025 | Mantazis | ½–½ | Moysidis | Round 5: Mantazis, Georgios Rafail - Moysidis, Anastasios | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jan 5, 2025 | Spagkakas | 0–1 | Mantazis | Round 6: Spagkakas, Konstantinos - Mantazis, Georgios Rafail | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| Jan 4, 2025 | Karakotsios | ½–½ | Mantazis | Round 4: Karakotsios, Konstantinos - Mantazis, Georgios Rafail | Rat Defense: English Rat | |
| Jan 3, 2025 | Mantazis | 1–0 | Bokias | Round 3: Mantazis, Georgios Rafail - Bokias, Petros | Ruy Lopez: Morphy Defense, Bayreuth Variation | |
| Jan 3, 2025 | Nakitsas | 1–0 | Mantazis | Round 2: Nakitsas, Stergios - Mantazis, Georgios Rafail | Four Knights Game: Scotch Variation Accepted | |
| Jan 2, 2025 | Mantazis | 1–0 | Stanitsas | Round 1: Mantazis, Georgios Rafail - Stanitsas, Theofanis | French Defense: King's Indian Attack | |
| Jun 28, 2024 | Bougas | 1–0 | Mantazis | Round 9: Bougas, Georgios - Mantazis, Georgios Rafail | Ruy Lopez: Morphy Defense, Bayreuth Variation | |
| Jun 27, 2024 | Mantazis | ½–½ | Theodoridis | Round 8: Mantazis, Georgios Rafail - Theodoridis, Charalampos | Caro-Kann Defense: Forgacs Variation | |
| Jun 26, 2024 | Boutikos | 0–1 | Mantazis | Round 7: Boutikos, Eleftherios - Mantazis, Georgios Rafail | Ruy Lopez: Schliemann Defense | |
| Jun 25, 2024 | Mantazis | ½–½ | Lafkidis | Round 6: Mantazis, Georgios Rafail - Lafkidis, Apostolos | Queen's Pawn Game | |
| Jun 25, 2024 | Mantazis | 0–1 | Papakyriakou | Round 5: Mantazis, Georgios Rafail - Papakyriakou, Charalampos | Caro-Kann Defense: Breyer Variation | |
| Jun 23, 2024 | Misthos | 0–1 | Mantazis | Round 3: Misthos, Alexandros - Mantazis, Georgios Rafail | Queen's Gambit Declined: Orthodox Defense, Rauzer Variation | |
| Jun 23, 2024 | Mantazis | 1–0 | Gkogkolas | Round 2: Mantazis, Georgios Rafail - Gkogkolas, Georgios | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jun 22, 2024 | Kantzaris | 0–1 | Mantazis | Round 1: Kantzaris, Ilias - Mantazis, Georgios Rafail | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| Jun 21, 2024 | Vassis | ½–½ | Mantazis | Round 4: Vassis, Michail - Mantazis, Georgios Rafail | Queen's Pawn Game | |
| Mar 18, 2024 | Mantazis | ½–½ | Nenova | Round 7: Mantazis, Georgios Rafail - Nenova, Andzhelika | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Mar 17, 2024 | Tsaknakis | 1–0 | Mantazis | Round 6: Tsaknakis, Zisis - Mantazis, Georgios Rafail | Ruy Lopez: Open, Howell Attack | |
| Mar 17, 2024 | Mantazis | 1–0 | Merkouropoulos | Round 5: Mantazis, Georgios Rafail - Merkouropoulos, Dionysios | Sicilian Defense: Najdorf Variation | |
| Mar 16, 2024 | Kassios | ½–½ | Mantazis | Round 4: Kassios, Dimitrios - Mantazis, Georgios Rafail | Ruy Lopez: Open | |
| Mar 16, 2024 | Mantazis | 1–0 | Madebrink | Round 3: Mantazis, Georgios Rafail - Madebrink, Lars | Scandinavian Defense: Modern Variation, Gipslis Variation | |
| Mar 14, 2024 | Mantazis | 0–1 | Rahmanidis | Round 1: Mantazis, Georgios Rafail - Rahmanidis, Petros | Sicilian Defense: Scheveningen Variation, Modern Variation | |
| Dec 17, 2024 | Skodras | 1–0 | Mantazis | Round 9: Skodras, Marios Konstantinos - Mantazis, Georgios Rafail | King's Indian Attack | |
| Dec 16, 2024 | Mantazis | 0–1 | Ilic | Round 8: Mantazis, Georgios Rafail - Ilic, Ljubomir | Sicilian Defense: Scheveningen Variation, Fianchetto Variation | |
| Dec 15, 2024 | Mantazis | 1–0 | Cirkovic | Round 7: Mantazis, Georgios Rafail - Cirkovic, Vuk | Sicilian Defense: Löwenthal Variation | |
| Dec 15, 2024 | Androutsopoulos-Agiotatos | ½–½ | Mantazis | Round 6: Androutsopoulos-Agiotatos, Vasil - Mantazis, Georgios Rafail | Italian Game: Giuoco Pianissimo, Normal | |
| Dec 14, 2024 | Mantazis | 1–0 | Bursali | Round 5: Mantazis, Georgios Rafail - Bursali, Ela | Sicilian Defense: Dragon Variation, Classical Variation, Battery Variation | |
| Dec 14, 2024 | Unsal | 1–0 | Mantazis | Round 4: Unsal, Gorkem - Mantazis, Georgios Rafail | Italian Game: Giuoco Pianissimo, Normal | |
| Dec 13, 2024 | Mantazis | 1–0 | Engel | Round 3: Mantazis, Georgios Rafail - Engel, Ecrin Tuana | Sicilian Defense: Kan Variation, Wing Attack | |
| Dec 12, 2024 | Kesidis | 1–0 | Mantazis | Round 2: Kesidis, Odyseas - Mantazis, Georgios Rafail | Vienna Game: Mieses Variation | |
| Dec 1, 2024 | Kartsakis | 0–1 | Mantazis | Round 6: Kartsakis, Ioannis - Mantazis, Georgios Rafail | Four Knights Game: Spanish Variation, Ranken Variation | |
| Nov 30, 2024 | Mantazis | 1–0 | Sidiropoulos | Round 5: Mantazis, Georgios Rafail - Sidiropoulos, Angelos V | Four Knights Game: Scotch Variation, Belgrade Gambit | |
| Nov 30, 2024 | Boutikos | 0–1 | Mantazis | Round 4: Boutikos, Eleftherios - Mantazis, Georgios Rafail | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Nov 29, 2024 | Mantazis | ½–½ | Balafoutas | Round 3: Mantazis, Georgios Rafail - Balafoutas, Alexandros | Four Knights Game | |
| Nov 29, 2024 | Estiadis | 0–1 | Mantazis | Round 2: Estiadis, Georgios - Mantazis, Georgios Rafail | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Nov 28, 2024 | Mantazis | 1–0 | Psarrakos | Round 1: Mantazis, Georgios Rafail - Psarrakos, Theodoros | Ruy Lopez: Morphy Defense, Steinitz Deferred | |