23 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Harmsen, Jessica | Muzychuk, Anna | 0-1 | A03 | Round 6: Harmsen, Jessica - Muzychuk, Anna | 2025-10-24 |
| Harmsen, Jessica | Batsiashvili, Nino | 0-1 | C54 | Round 5: Harmsen, Jessica - Batsiashvili, Nino | 2025-10-23 |
| Harmsen, Jessica | Ngangbam, Chingthang | 0-1 | B23 | 1.2: Harmsen, Jessica - Ngangbam, Chingthang | 2025-09-13 |
| Harmsen, Jessica | Bozanic, Leon | 1-0 | B23 | 1.5: Harmsen, Jessica - Bozanic, Leon | 2025-09-13 |
| Harmsen, Jessica | Haast, Anne | 1/2-1/2 | C00 | Game 2: Harmsen, Jessica - Haast, Anne | 2025-07-08 |
| Harmsen, Jessica | Westerhof, Fleur | 1-0 | A03 | Game 1: Harmsen, Jessica - Westerhof, Fleur | 2025-06-23 |
| Harmsen, Jessica | Karaivanova, Petya | 0-1 | C58 | Round 8: Harmsen, Jessica - Karaivanova, Petya | 2024-04-27 |
| Harmsen, Jessica | Mashchenko, Tamila | 1-0 | B26 | European Women's Chess Championship 2024 | 2024-04-25 |
| Harmsen, Jessica | Vasylchuk, Diana | 0-1 | A02 | European Women's Chess Championship 2024 | 2024-04-22 |
| Harmsen, Jessica | Gajcin, Jasmina | 1/2-1/2 | B26 | European Women's Chess Championship 2024 | 2024-04-20 |