| Fang, Zelin1859 | ½-½ | Konstantinides, Savvas1976 | World Youth Open U14 2026 | 2026 |
| Konstantinides, Savvas1976 | 1-0 | Ng, Zheng He Sherman1828 | World Youth Open U14 2026 | 2026 |
| Di Liberto, Michele2274 | 1-0 | Konstantinides, Savvas1976 | World Youth Open U14 2026 | 2026 |
| Konstantinides, Savvas1976 | 1-0 | Luppi, Nicola1797 | World Youth Open U14 2026 | 2026 |
| Elsness, Fredrik Valstad2151 | 1-0 | Konstantinides, Savvas1976 | World Youth Open U14 2026 | 2026 |
| Konstantinides, Savvas1976 | 0-1 | Wijerathna, Vinuka Dihain2165 | World Youth Open U14 2026 | 2026 |
| Belen, James Matthew1612 | 0-1 | Konstantinides, Savvas1976 | World Youth Open U14 2026 | 2026 |
| Konstantinides, Savvas1976 | ½-½ | Krstic, David2163 | World Youth Open U14 2026 | 2026 |
| Vozhzhov, Leonard1618 | ½-½ | Konstantinides, Savvas1976 | World Youth Open U14 2026 | 2026 |
| Konstantinides, Savvas1976 | 1-0 | Macia Tell, Dario1687 | World Youth Open U14 2026 | 2026 |
| Smirnov, Mark2436 | 1-0 | Konstantinides, Savvas1976 | World Youth Open U14 2026 | 2026 |
| Konstantinides, Savvas1861 | 1-0 | Kopecny, Filip1957 | World Cadets U12 2025 | 2025 |
| Nicot, Valentin2181 | 1-0 | Konstantinides, Savvas1861 | World Cadets U12 2025 | 2025 |
| Konstantinides, Savvas1861 | ½-½ | Primbetov, Nurassyl1988 | World Cadets U12 2025 | 2025 |
| Adamovic, Nikola1996 | 0-1 | Konstantinides, Savvas1861 | World Cadets U12 2025 | 2025 |