4 games · 2017–2025 · 3 classical · 0 online
Sieciechowicz 22 draws0 Orzechowski
75.0% for Sieciechowicz
Openings between them
| D10 | Slav Defense | 2 | 50.0% |
| A56 | Benoni Defense | 1 | 100.0% |
| D15 | Slav Defense: Schlechter Variation | 1 | 100.0% |
All games
| Sieciechowicz, M2413 | 1-0 | Orzechowski, J2036 | ch-Malopolska 2025 | 2025 |
| Orzechowski, J2131 | ½-½ | Sieciechowicz, M2424 | 26th Poznan Open 2018 | 2018 |
| Orzechowski, J2117 | ½-½ | Sieciechowicz, M2387 | European Rapid 2017 | 2017 |
| Sieciechowicz, M2408 | 1-0 | Orzechowski, J2069 | 25th Poznan Open 2017 | 2017 |