14 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| von Haefen, Dieter | Freese, Hermann | 1-0 | E10 | Runde 5: von Haefen, Dieter - Freese, Hermann | 2025-11-01 |
| von Haefen, Dieter | Schaefer, Immanuel | 1-0 | A15 | Runde 1: von Haefen, Dieter - Schaefer, Immanuel | 2025-10-30 |
| von Haefen, Dieter | Gulamov, Elmir | 1/2-1/2 | D12 | Runde 2: von Haefen, Dieter - Gulamov, Elmir | 2025-10-30 |
| von Haefen, Dieter | Tanukusuma, Kyllian Gotthold | 1/2-1/2 | C00 | Round 7: von Haefen, Dieter - Tanukusuma, Kyllian Gotthold | 2024-11-03 |
| von Haefen, Dieter | Grooss, Jochen | 1/2-1/2 | A09 | Round 5: von Haefen, Dieter - Grooss, Jochen | 2024-11-02 |
| von Haefen, Dieter | Ahrens, Gunnar | 0-1 | A04 | Round 3: von Haefen, Dieter - Ahrens, Gunnar | 2024-11-01 |
| von Haefen, Dieter | Noennig, Nina | 1-0 | A04 | Round 1: von Haefen, Dieter - Noennig, Nina | 2024-10-31 |