49 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Grech, Joanna | Dubel, Daniel | 0-1 | C44 | Memoria? Adolfa Anderssena | 2026-08-01 |
| Grech, Joanna | Domanski, Jan | 1-0 | C44 | Memoria? Adolfa Anderssena | 2026-08-01 |
| Grech, Joanna | Kuzia, Milena | 1/2-1/2 | B20 | Memoria? Adolfa Anderssena | 2026-08-01 |
| Grech, Joanna | Goralik, Zuzanna | 0-1 | B20 | Blitz D12 | 2026-07-13 |
| Grech, Joanna | Klincewicz, Katarzyna | 0-1 | B20 | Blitz D12 | 2026-07-13 |
| Grech, Joanna | Wawrzyniak, Aleksandra | 0-1 | B20 | Blitz D12 | 2026-07-13 |
| Grech, Joanna | Szczurek, Julia | 0-1 | C45 | Rapid D12 | 2026-07-11 |
| Grech, Joanna | Rozek, Sylwia | 1-0 | B12 | II DMP Juniorow 2026 | 2026-05-29 |
| Grech, Joanna | Majchrzak, Ewa | 1/2-1/2 | B20 | II DMP Juniorow 2026 | 2026-05-26 |
| Grech, Joanna | Renn, Urszula | 1-0 | B22 | II DMP Juniorow 2026 | 2026-05-25 |
| Grech, Joanna | Halibozek, Zofia | 0-1 | B01 | II DMP Juniorow 2026 | 2026-05-22 |
| Grech, Joanna | Rzadkowska, Lila | 0-1 | B20 | Mistrzostwa Polski D10 - Rapid | 2024-08-02 |
| Grech, Joanna | Marek, Grzegorz | 0-1 | B20 | Memorial Adolfa Anderssena 2025 | |
| Grech, Joanna | Griman, Hubert | 0-1 | B20 | Memorial Adolfa Anderssena 2025 | |
| Grech, Joanna | Tiunova, Mariia | 1/2-1/2 | C44 | Memorial Adolfa Anderssena 2025 | |
| Grech, Joanna | Zelazny, Julia | 1-0 | C21 | D10 | |
| Grech, Joanna | Taradajko, Helena | 1/2-1/2 | B27 | D10 | |
| Grech, Joanna | Szczurek, Julia | 0-1 | C21 | D10 | |
| Grech, Joanna | Kocisz, Emilia | 0-1 | B20 | D10 |