| Apr 19, 2026 | Patsiotis | 0–1 | Fragkakis | Round 8: Patsiotis, Konstantinos - Fragkakis, Georgios | Scandinavian Defense: Portuguese Gambit | |
| Apr 15, 2026 | Borisov | 1–0 | Patsiotis | Round 3: Borisov, Filippos - Patsiotis, Konstantinos | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Mar 23, 2026 | Patsiotis | ½–½ | Antoniou Tragoudas | 3rd International Open Chess Tournament of Katerini Group B | Pirc Defense | |
| Jan 7, 2026 | Patsiotis | 1–0 | Syngounis | Round 7: Patsiotis, Konstantinos - Syngounis, Filippos | Italian Game: Classical Variation | |
| Jan 4, 2026 | Rompanos | 1–0 | Patsiotis | Round 4: Rompanos, Alexandros - Patsiotis, Konstantinos | Ruy Lopez: Open, Bernstein Variation | |
| Jan 3, 2026 | Georgiou | ½–½ | Patsiotis | Round 2: Georgiou, Petros K - Patsiotis, Konstantinos | Italian Game: Evans Gambit, Pierce Defense | |
| Nov 30, 2025 | Patsiotis | 1–0 | Sousamlis | Round 6: Patsiotis, Konstantinos - Sousamlis, Panagiotis | French Defense: Exchange Variation | |
| Nov 29, 2025 | Psomas | 0–1 | Patsiotis | Round 5: Psomas, Konstantinos - Patsiotis, Konstantinos | Four Knights Game: Scotch Variation Accepted | |
| Nov 29, 2025 | Patsiotis | 1–0 | Moustakas | Round 4: Patsiotis, Konstantinos - Moustakas, Georgios | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Nov 28, 2025 | Fragkakis | 0–1 | Patsiotis | Round 3: Fragkakis, Georgios - Patsiotis, Konstantinos | Rapport-Jobava System | |
| Nov 28, 2025 | Patsiotis | 1–0 | Arampatzis | Round 2: Patsiotis, Konstantinos - Arampatzis, Athanasios | Italian Game: Classical Variation, Giuoco Pianissimo, Albin Variation | |
| Nov 27, 2025 | Kalonomos | 1–0 | Patsiotis | Round 1: Kalonomos, Ioannis - Patsiotis, Konstantinos | King's Indian Attack: Keres Variation | |
| Jul 8, 2025 | Sidiropoulos | 1–0 | Patsiotis | Round 4: Sidiropoulos, Panagiotis Arg - Patsiotis, Konstantinos | Italian Game: Evans Gambit, Harding Variation | |
| Jul 7, 2025 | Mekolli | ½–½ | Patsiotis | Round 2: Mekolli, Iraklis - Patsiotis, Konstantinos | Italian Game: Classical Variation, Giuoco Pianissimo, with a5 | |
| Apr 27, 2025 | Patsiotis | 0–1 | Kalogeropoulos | Round 7: Patsiotis, Konstantinos - Kalogeropoulos, Konstantinos | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Apr 26, 2025 | Spantidakis | 0–1 | Patsiotis | Round 6: Spantidakis, Georgios Panagiotis - Patsiotis, Konstantinos | Four Knights Game: Spanish Variation, Classical Variation | |
| Apr 23, 2025 | Nikitakis | * | Patsiotis | Round 3: Nikitakis, Michail - Patsiotis, Konstantinos | Ruy Lopez: Berlin Defense | |
| Jun 28, 2024 | Kakagiannis | 1–0 | Patsiotis | Round 9: Kakagiannis, Stylianos - Patsiotis, Konstantinos | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jun 27, 2024 | Gkrekidis | 0–1 | Patsiotis | Round 8: Gkrekidis, Konstantinos - Patsiotis, Konstantinos | Italian Game: Giuoco Piano | |
| Jun 25, 2024 | Patsiotis | 1–0 | Rompanos | Round 6: Patsiotis, Konstantinos - Rompanos, Alexandros | Italian Game: Two Knights Defense, Polerio Defense, Bogoljubow Variation | |
| Jun 25, 2024 | Fragkakis | 0–1 | Patsiotis | Round 5: Fragkakis, Georgios - Patsiotis, Konstantinos | Italian Game: Evans Gambit, Anderssen Variation | |
| Jun 24, 2024 | Patsiotis | * | Tsigkogiannis | Round 4: Patsiotis, Konstantinos - Tsigkogiannis, Panagiotis | ? | |
| Jun 23, 2024 | Wolters | 1–0 | Patsiotis | Round 3: Wolters, Maximos - Patsiotis, Konstantinos | Scotch Game: Scotch Gambit, Sarratt Variation | |
| Jun 23, 2024 | Patsiotis | 1–0 | Koutsioumpos | Round 2: Patsiotis, Konstantinos - Koutsioumpos, Grigorios | Italian Game: Two Knights Defense, Fried Liver Attack | |
| Jun 22, 2024 | Melegkos | 0–1 | Patsiotis | Round 1: Melegkos, Konstantinos - Patsiotis, Konstantinos | Italian Game: Classical Variation, Giuoco Pianissimo, with h6 | |
| Jun 21, 2024 | Patsiotis | 0–1 | Bartzos | Round 7: Patsiotis, Konstantinos - Bartzos, Iasonas | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| May 12, 2024 | Patsiotis | 0–1 | Wolters | Round 7: Patsiotis, Konstantinos - Wolters, Maximos | Scandinavian Defense: Main Line | |
| May 11, 2024 | Tsigkogiannis | 1–0 | Patsiotis | Round 6: Tsigkogiannis, Panagiotis - Patsiotis, Konstantinos | Vienna Game: Vienna Gambit | |
| May 10, 2024 | Patsiotis | 1–0 | Christou | Round 5: Patsiotis, Konstantinos - Christou, Dimitrios Rafail | Scandinavian Defense: Main Line | |
| May 9, 2024 | Masouras | 0–1 | Patsiotis | Round 4: Masouras, Vasileios - Patsiotis, Konstantinos | Queen's Gambit Declined | |
| May 8, 2024 | Patsiotis | * | Di Giorgio | Round 3: Patsiotis, Konstantinos - Di Giorgio, Nikolaos | Italian Game: Anti-Fried Liver Defense | |
| May 8, 2024 | Efstathiou | 0–1 | Patsiotis | Round 2: Efstathiou, Athanasios - Patsiotis, Konstantinos | King's Pawn Game: Leonardis Variation | |
| May 7, 2024 | Patsiotis | 1–0 | Athanasios Mylonas | Round 1: Patsiotis, Konstantinos - Athanasios Mylonas | Pirc Defense: Classical Variation | |