14 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Koc, Hanna | Debowska, Olga | 1/2-1/2 | A46 | Blitz D14 | 2026-07-13 |
| Koc, Hanna | Murmantsava, Maryia | 0-1 | D02 | Blitz D14 | 2026-07-13 |
| Koc, Hanna | Sobczak, Zuzanna | 1/2-1/2 | A48 | Rapid D14 | 2026-07-12 |
| Koc, Hanna | Bartkowiak, Aleksandra | 1/2-1/2 | A46 | Rapid D14 | 2026-07-12 |
| Koc, Hanna | Saliuk, Maryia | 0-1 | A80 | Rapid D14 | 2026-07-11 |
| Koc, Hanna | Dabkowska, Michalina | 0-1 | A08 | Rapid D12 | 2024-08-02 |
| Koc, Hanna | Mataczyna, Aleksandra | 0-1 | D02 | Mistrzostwa Polski Juniorów w szachach b?yskawicznych D14 |