19 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Sideris, Theodoros | Kotronias, Vasilios | 0-1 | B22 | Round 1: Sideris, Theodoros - Kotronias, Vasilios | 2026-08-31 |
| Sideris, Theodoros | Papadopoulos, Agathaggelos | 0-1 | C02 | Round 5: Sideris, Theodoros - Papadopoulos, Agathaggelos | 2026-08-28 |
| Sideris, Theodoros | Antoniadis, Artiom | 1/2-1/2 | B30 | Round 4: Sideris, Theodoros - Antoniadis, Artiom | 2026-01-04 |
| Sideris, Theodoros | Vassis, Michail | 0-1 | C02 | Round 4: Sideris, Theodoros - Vassis, Michail | 2025-09-04 |
| Sideris, Theodoros | Kapnisis, Spyridon | 0-1 | B00 | Round 2: Sideris, Theodoros - Kapnisis, Spyridon | 2024-06-16 |
| Sideris, Theodoros | Alexakis, Georgios | 0-1 | B30 | 13th Papanastasio Open 2023 | 2023-09-17 |
| Sideris, Theodoros | Gavriil, Dimitrios | 1-0 | C56 | 13th Papanastasio Open 2023 | 2023-09-14 |
| Theodoros Sideris | Nikolaos Poupalos | 0-1 | C09 | Round 9: Theodoros Sideris - Nikolaos Poupalos | 2023-06-25 |
| Theodoros Sideris | Vasilios Fragkos | 0-1 | B12 | Round 3: Theodoros Sideris - Vasilios Fragkos | 2023-06-19 |