43 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Lapaj, Mateusz | Malek, Jan | 0-1 | B56 | Macieja Memorial | 2026-06-27 |
| Lapaj, Mateusz | Wasiluk, Mateusz | 0-1 | B23 | Macieja Memorial | 2026-06-27 |
| Lapaj, Mateusz | Malicka, Magdalena | 1-0 | C26 | Macieja Memorial | 2026-06-27 |
| Lapaj, Mateusz | Klimkowski, Jan | 0-1 | B23 | Macieja Memorial | 2026-06-27 |
| Lapaj, Mateusz | Ovcharov, Taras | 1-0 | A45 | MEN 8th ICCD World Individual Blitz Chess Championship | 2026-05-13 |
| Lapaj, Mateusz | Orsag, Milan | 1-0 | B47 | MEN 8th ICCD World Individual Blitz Chess Championship | 2026-05-13 |
| Lapaj, Mateusz | Metreveli, Georgii | 0-1 | B34 | MEN 8th ICCD World Individual Blitz Chess Championship | 2026-05-13 |
| Lapaj, Mateusz | Zabolotny, Volodymyr | 1-0 | B01 | MEN 8th ICCD World Individual Blitz Chess Championship | 2026-05-13 |
| Lapaj, Mateusz | Schmid, Jaroslav | 1-0 | B23 | rapid men | 2026-05-12 |
| Lapaj, Mateusz | Bozinovic, Bogdan | 1-0 | B43 | rapid men | 2026-05-12 |
| Lapaj, Mateusz | Kasumovic, Muhidin | 1/2-1/2 | B06 | rapid men | 2026-05-12 |
| Lapaj, Mateusz | Baykali, Metin | 1-0 | B12 | Classical Men | 2026-05-11 |
| Lapaj, Mateusz | Tonic, Milos | 0-1 | B12 | Classical Men | 2026-05-10 |
| Lapaj, Mateusz | Hallossy, Tibor | 1-0 | B07 | Classical Men | 2026-05-09 |
| Lapaj, Mateusz | Ovcharov, Taras | 1-0 | B01 | Classical Men | 2026-05-08 |
| Lapaj, Mateusz | Kaczmarek, Aleksander | 0-1 | C25 | Open A | 2025-12-31 |
| Lapaj, Mateusz | Oborski, Artur | 1/2-1/2 | C02 | Open A | 2025-12-29 |
| Lapaj, Mateusz | Kania, Franciszek | 0-1 | E71 | XXXVI Miedzynarodowy Festiwal Szachowy CRACOVIA 2025 Grupa A | 2025-12-27 |
| Lapaj, Mateusz | Grochol, Kamil | 1/2-1/2 | B02 | 2 liga 2025 1 | 2025-09-02 |
| Lapaj, Mateusz | Schneider, Ilja | 0-1 | C69 | European Rapid Chess Championship 2022 | 2022-12-17 |
| Lapaj, Mateusz | Radzimski, Antoni | 1-0 | C42 | ebrcc2022 | 2022-12-16 |