| Gkavardinas, Antonios2304 | 1-0 | Theodoridis, Charalampos2132 | 53rd TCh-GRE 2026 | 2026 |
| Theodoridis, Charalampos2132 | 1-0 | Anagnostopoulos, Panagiotis2058 | 53rd TCh-GRE 2026 | 2026 |
| Theodoridis, Charalampos2132 | 1-0 | Fraidakis, Matthaios Ioannis1714 | 53rd TCh-GRE 2026 | 2026 |
| Theodoridis, Charalampos2132 | ½-½ | Kazakov Olivieri, Zakhar1962 | World Youth Open U16 2026 | 2026 |
| Nunez Gregoire, Daniel2353 | ½-½ | Theodoridis, Charalampos2132 | World Youth Open U16 2026 | 2026 |
| Theodoridis, Charalampos2132 | 1-0 | Chiari, Cosimo1997 | World Youth Open U16 2026 | 2026 |
| Russell, Wesley1820 | ½-½ | Theodoridis, Charalampos2132 | World Youth Open U16 2026 | 2026 |
| Theodoridis, Charalampos2132 | ½-½ | Sun, Chang-Jyu1896 | World Youth Open U16 2026 | 2026 |
| Talgatov, Nazar2365 | 1-0 | Theodoridis, Charalampos2132 | World Youth Open U16 2026 | 2026 |
| Theodoridis, Charalampos2132 | ½-½ | Basha, Lir2003 | World Youth Open U16 2026 | 2026 |
| Zhauynbay Aldiyar2318 | 1-0 | Theodoridis, Charalampos2132 | World Youth Open U16 2026 | 2026 |
| Theodoridis, Charalampos2132 | 1-0 | Rai, Oleksii1888 | World Youth Open U16 2026 | 2026 |
| Korchynskyi, Mykola2432 | 1-0 | Theodoridis, Charalampos2132 | World Youth Open U16 2026 | 2026 |
| Theodoridis, Charalampos2132 | 1-0 | Hung, Shao-Yen | World Youth Open U16 2026 | 2026 |
| Theodoridis, Charalampos2102 | 0-1 | Ioannidis, Ev2469 | 9th Vardaris Open 2026 | 2026 |