9 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Heemskerk, Wim | Van Dael, Siem | 0-1 | A05 | Round 2: Heemskerk, Wim - Van Dael, Siem | 2025-10-04 |
| Wim Heemskerk | Nick Maatman | 0-1 | A05 | Round 6: Wim Heemskerk - Nick Maatman | 2022-10-19 |
| Wim Heemskerk | Fred Reulink | 1-0 | A04 | Round 4: Wim Heemskerk - Fred Reulink | 2022-10-18 |
| Wim Heemskerk | Christiaan Mol | 1-0 | E69 | Round 2: Wim Heemskerk - Christiaan Mol | 2022-10-16 |