| 31 ago 2026 | Patrelakis, Evaggelos 2454 | Vafiadis, Kleanthis 2144 | 1-0 | B90 Sicilian Defense: Najdorf Variation, English Attack | 19th Kalamaria International 2026 | Group A | 34 | Ver |
| 24 ago 2026 | David, Alberto 2462 | Vafiadis, Kleanthis 2144 | ½-½ | E73 King's Indian Defense: Semi-Averbakh System | 11th Anogia International \"Idaion Antro\" 2026 | 46 | Ver |
| 23 ago 2026 | Vafiadis, Kleanthis 2144 | Markidis, Konstantinos 2250 | ½-½ | D38 Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | 11th Anogia International \"Idaion Antro\" 2026 | 16 | Ver |
| 22 ago 2026 | Marinakis, Hristos 2161 | Vafiadis, Kleanthis 2144 | ½-½ | B01 Scandinavian Defense: Portuguese Gambit, Wuss Variation | 11th Anogia International \"Idaion Antro\" 2026 | 32 | Ver |
| 20 ago 2026 | Christodoulou, Panagiotis 2391 | Vafiadis, Kleanthis 2144 | ½-½ | C15 French Defense: Winawer Variation, Alekhine Gambit, Kan Variation | 11th Anogia International \"Idaion Antro\" 2026 | 25 | Ver |
| 19 ago 2026 | Vafiadis, Kleanthis 2144 | Lirindzakis, Timotheos 2104 | ½-½ | A15 English Opening: Anglo-Indian Defense, King's Knight Variation | 11th Anogia International \"Idaion Antro\" 2026 | 22 | Ver |
| 8 ago 2026 | Vafiadis, Kleanthis 2144 | Kourkoulos-Arditis, Stamatis 2562 | 0-1 | D31 Queen's Gambit Declined: Janowski Variation | 11th Anogia International \"Idaion Antro\" 2026 | 29 | Ver |
| 4 ago 2026 | Vafiadis, Kleanthis 2144 | Krasteva, Beloslava 2305 | 0-1 | D55 Queen's Gambit Declined: Neo-Orthodox Variation, Main Line | 35th Kavala Open Chess Tournament \"Vasilis Theodoridis\" | Group A | 27 | Ver |
| 10 jul 2026 | Aarit Kapil 2331 | Vafiadis, Kleanthis 2160 | 1-0 | A49 Indian Defense: Przepiorka Variation | 19. International Tournament Paracin 2026 - Open A | 48 | Ver |
| 4 jul 2026 | Vafiadis, Kleanthis 2160 | Bryakin, Mikhail 2483 | 0-1 | A42 Modern Defense: Averbakh System | 19. International Tournament Paracin 2026 - Open A | 34 | Ver |
