14 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Hattenhauer, Klaus | Salim, Florian | 0-1 | E61 | Round 2: Hattenhauer, Klaus - Salim, Florian | 2025-12-27 |
| Hattenhauer, Klaus | Jehangeer | 1/2-1/2 | A46 | Round 6: Hattenhauer, Klaus - Jehangeer | 2024-12-29 |
| Hattenhauer, Klaus | Beeck, Sebastian | 1/2-1/2 | D02 | Round 4: Hattenhauer, Klaus - Beeck, Sebastian | 2024-12-28 |
| Hattenhauer, Klaus | Haas, Vanessa | 1-0 | D02 | Round 2: Hattenhauer, Klaus - Haas, Vanessa | 2024-12-27 |
| Klaus Hattenhauer | Marc Andre Ploeger | 1-0 | D00 | Runde 7: Klaus Hattenhauer - Marc Andre Ploeger | 2022-12-30 |
| Klaus Hattenhauer | Luc Eitel | 1/2-1/2 | D02 | Runde 6: Klaus Hattenhauer - Luc Eitel | 2022-12-29 |
| Klaus Hattenhauer | Jakob Habel | 0-1 | A45 | Runde 4: Klaus Hattenhauer - Jakob Habel | 2022-12-28 |
| Klaus Hattenhauer | Hans-Juergen Ebeling | 1/2-1/2 | D00 | Runde 2: Klaus Hattenhauer - Hans-Juergen Ebeling | 2022-12-27 |