39 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Derr, Oleg | Velicka, Petr | 1/2-1/2 | B18 | 36. Staufer Open 2026 A | 2026-01-06 |
| Derr, Oleg | Neukirchner, Pascal | 0-1 | B34 | 36. Staufer Open 2026 A | 2026-01-05 |
| Derr, Oleg | Ronge, Tim | 0-1 | C55 | 36. Staufer Open 2026 A | 2026-01-03 |
| Derr, Oleg | Bagrationi, Alexander | 0-1 | B60 | Heusenstamm Sparkassen Open 2025 | 2025-11-21 |
| Derr, Oleg | Naumann, Lennart | 1-0 | B19 | Deutsche Ländermeisterschaft 2025 | 2025-10-03 |
| Derr, Oleg | Mimkes, Antal | 1/2-1/2 | B45 | Deutsche Ländermeisterschaft 2025 | 2025-10-03 |
| Derr, Oleg | Sommer, Justus | 1/2-1/2 | C50 | Deutsche Ländermeisterschaft 2025 | 2025-10-02 |
| Derr, Oleg | Junge, Mattheo Gabriel | 1-0 | B15 | Deutsche Ländermeisterschaft 2025 | 2025-10-01 |
| Derr, Oleg | Jungbluth, Michael | 1/2-1/2 | C10 | Round 3: Derr, Oleg - Jungbluth, Michael | 2025-07-18 |
| Derr, Oleg | Boci, Mateu | 0-1 | B30 | Round 8.1: Derr, Oleg - Boci, Mateu | 2024-12-16 |
| Derr, Oleg | Lu, Yunong Elias | 1/2-1/2 | C42 | Round 4: Derr, Oleg - Lu, Yunong Elias | 2024-08-02 |
| Derr, Oleg | Bongardt, Livius | 1-0 | C55 | Round 2: Derr, Oleg - Bongardt, Livius | 2024-08-01 |
| Derr, Oleg | Sickmann, Lisa | 1/2-1/2 | D31 | DEM U14 2024 | 2024-05-24 |
| Derr, Oleg | Albrecht, Neil | 0-1 | C70 | DEM U14 2024 | 2024-05-23 |
| Derr, Oleg | Nguyen, Thanh An | 1/2-1/2 | B50 | DEM U14 2024 | 2024-05-21 |
| Derr, Oleg | Pimenov, Danil | 1-0 | B30 | DEM U14 2024 | 2024-05-19 |
| Oleg Derr | Tamila Trunz | 1/2-1/2 | B40 | Round 4: Oleg Derr - Tamila Trunz | 2024-01-27 |
| Oleg Derr | Eckhard Krausse | 1-0 | C50 | Round 2: Oleg Derr - Eckhard Krausse | 2024-01-26 |
| Oleg C2: Derr | Erdal Cinar | 1-0 | B39 | Round 2: Oleg C2: Derr - Erdal Cinar | 2023-12-16 |