31 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Matthaei, Jakob | Atoyan, Alberto | 0-1 | A13 | Deutsche Ländermeisterschaft 2025 | 2025-10-04 |
| Matthaei, Jakob | Van Arendonk, Polle | 1-0 | A15 | Deutsche Ländermeisterschaft 2025 | 2025-10-03 |
| Matthaei, Jakob | Nunez Gregoire, Daniel | 0-1 | A13 | Deutsche Ländermeisterschaft 2025 | 2025-10-02 |
| Matthaei, Jakob | Schwarz, David | 0-1 | A20 | Deutsche Ländermeisterschaft 2025 | 2025-10-01 |
| Matthaei, Jakob | Skabs, Denis | 1-0 | A13 | Round 4: Matthaei, Jakob - Skabs, Denis | 2024-08-02 |
| Matthaei, Jakob | Namyslo, Holger | 1/2-1/2 | A14 | Round 2: Matthaei, Jakob - Namyslo, Holger | 2024-08-01 |
| Matthaei, Jakob | Solberg, Joachim | 1/2-1/2 | A14 | Round 6: Matthaei, Jakob - Solberg, Joachim | 2024-07-27 |
| Matthaei, Jakob | Phenn, Jan-Niklas | 1-0 | A20 | Round 4: Matthaei, Jakob - Phenn, Jan-Niklas | 2024-07-26 |
| Matthaei, Jakob | Haack, Kevin | 1-0 | A13 | Round 2: Matthaei, Jakob - Haack, Kevin | 2024-07-25 |
| Matthaei, Jakob | Ali Elier | 1/2-1/2 | C78 | Round 4: Matthaei, Jakob - Ali Elier | 2024-07-18 |
| Jakob Matthaei | Michal Papousek | 1-0 | D34 | Round 9: Jakob Matthaei - Michal Papousek | 2023-07-22 |
| Jakob Matthaei | Petr Lisko | 1-0 | C03 | Round 7: Jakob Matthaei - Petr Lisko | 2023-07-20 |
| Jakob Matthaei | Andrejs Strebkovs | 1/2-1/2 | B27 | Round 5: Jakob Matthaei - Andrejs Strebkovs | 2023-07-18 |
| Jakob Matthaei | Matej Blazek | 1/2-1/2 | E68 | Round 3: Jakob Matthaei - Matej Blazek | 2023-07-16 |
| Jakob Matthaei | Petr Simon | 1-0 | C02 | Round 1: Player 15 - Player 16 | 2023-07-15 |