44 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Nikolaidis, Ioannis St | Gkalimpas, Iasonas | 0-1 | D31 | Round 8: Nikolaidis, Ioannis St - Gkalimpas, Iasonas | 2026-09-03 |
| Nikolaidis, Ioannis St | Stamatiadis, Georgios | 1-0 | A53 | Round 7: Nikolaidis, Ioannis St - Stamatiadis, Georgios | 2026-09-02 |
| Nikolaidis, Ioannis St | Spirliadis, Achileas | 0-1 | C02 | Round 1: Nikolaidis, Ioannis St - Spirliadis, Achileas | 2025-06-21 |
| Ioannis Nikolaidis | Spyridon Kapnisis | 1/2-1/2 | E81 | Round 8: Ioannis Nikolaidis - Spyridon Kapnisis | 2024-01-10 |
| Ioannis Nikolaidis | Dimitris Alexakis | 1/2-1/2 | E11 | Round 6: Ioannis Nikolaidis - Dimitris Alexakis | 2024-01-08 |
| Ioannis Nikolaidis | Tao Pang | 1/2-1/2 | E04 | Round 4: Ioannis Nikolaidis - Tao Pang | 2024-01-06 |
| Ioannis Nikolaidis | Nikolaos Spyropoulos | 1-0 | E10 | Round 2: Ioannis Nikolaidis - Nikolaos Spyropoulos | 2024-01-04 |
| Ioannis Nikolaidis | Vedant Nagarkatte | 1/2-1/2 | E04 | Round 1: Ioannis Nikolaidis - Vedant Nagarkatte | 2024-01-03 |
| IOANNIS NIKOLAIDIS | GEORGIOS GKOUMAS | 1-0 | A14 | Round 3: IOANNIS NIKOLAIDIS - GEORGIOS GKOUMAS | 2023-08-29 |
| Ioannis Nikolaidis | Georgios Kanakaris | 1-0 | A52 | Round 1: Ioannis Nikolaidis - Georgios Kanakaris | 2023-08-29 |
| IOANNIS NIKOLAIDIS | ALEXANDROS KOSTAS | 1-0 | D45 | Finals: IOANNIS NIKOLAIDIS - ALEXANDROS KOSTAS | 2023-06-11 |
| Nikolaidis, Ioannis | Tzoumbas, Anastasios | 1-0 | E17 | National Greek Team Championship | 2022-08-16 |
| Nikolaidis, Ioannis | Kelires, Andreas | 1/2-1/2 | A07 | National Greek Team Championship | 2022-08-15 |
| Nikolaidis, Ioannis | Kapnisis, Spyridon | 1-0 | D37 | 70th Greek Championship 2021 | 2021-12-10 |
| Nikolaidis, Ioannis | Kourkoulos-Arditis, Stamatis | 1/2-1/2 | E71 | 70th Greek Championship 2021 | 2021-12-08 |
| Nikolaidis, Ioannis | Kanakaris, Georgios | 0-1 | E71 | 70th Greek Championship 2021 | 2021-12-06 |
| Nikolaidis, Ioannis | Ioannidis, Evgenios | 1/2-1/2 | B92 | 70th Greek Championship 2021 | 2021-12-04 |
| Nikolaidis, Ioannis | Lagarde, Maxime | 0-1 | A48 | Greek Team Championship | 2021-09-11 |
| Nikolaidis, Ioannis | Halkias, Stelios | 1/2-1/2 | E62 | Greek Team Championship | 2021-09-09 |
| Nikolaidis, Ioannis | Banikas, Hristos | 1/2-1/2 | D20 | Greek Team Championship | 2021-09-08 |