| Nov 23, 2025 | Boeckmann | 0–1 | Trunce | Round 9: Boeckmann, Leon Hannes - Trunce, Eimantas | Zukertort Opening: Slav Invitation | |
| Nov 23, 2025 | Drevytskyi | 0–1 | Boeckmann | Round 8: Drevytskyi, Oleksandr - Boeckmann, Leon Hannes | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Nov 23, 2025 | Boeckmann | 1–0 | Broghammer | Round 7: Boeckmann, Leon Hannes - Broghammer, Luca Francesco | English Opening: Symmetrical Variation, Duchamp Variation | |
| Nov 23, 2025 | Bashirov | 1–0 | Boeckmann | Round 6: Bashirov, Mahammad - Boeckmann, Leon Hannes | Scotch Game: Lolli Variation | |
| Nov 23, 2025 | Boeckmann | 1–0 | Ferchel | Round 5: Boeckmann, Leon Hannes - Ferchel, Leo | Caro-Kann Defense: Main Line | |
| Nov 23, 2025 | Albrecht | 1–0 | Boeckmann | Round 4: Albrecht, Miguel - Boeckmann, Leon Hannes | Caro-Kann Defense | |
| Nov 23, 2025 | Boeckmann | 0–1 | Kittler | Round 3: Boeckmann, Leon Hannes - Kittler, Paavo Luis | King's Indian Attack | |
| Nov 23, 2025 | Rebentisch | 1–0 | Boeckmann | Round 2: Rebentisch, Tom - Boeckmann, Leon Hannes | Caro-Kann Defense: Classical Variation, Spassky Variation | |
| Nov 23, 2025 | Boeckmann | 1–0 | Toksoez | Round 1: Boeckmann, Leon Hannes - Toksoez, Zeynep Cansel | King's Indian Attack | |
| Nov 22, 2025 | Schlueter | 0–1 | Boeckmann | Round 9: Schlueter, Johan - Boeckmann, Leon Hannes | Caro-Kann Defense: Classical Variation, Spassky Variation | |
| Nov 22, 2025 | Boeckmann | 0–1 | Schroeter | Round 8: Boeckmann, Leon Hannes - Schroeter, Lucas | French Defense: Exchange Variation | |
| Nov 22, 2025 | Schlereth | 0–1 | Boeckmann | Round 7: Schlereth, Maximilian - Boeckmann, Leon Hannes | Catalan Opening: Closed | |
| Nov 22, 2025 | Boeckmann | 1–0 | Hoesel | Round 6: Boeckmann, Leon Hannes - Hoesel, Lucas | King's Indian Attack | |
| Nov 22, 2025 | Poschik | ½–½ | Boeckmann | Round 5: Poschik, Julian - Boeckmann, Leon Hannes | Caro-Kann Defense | |
| Nov 22, 2025 | Boeckmann | 1–0 | Kriminski | Round 4: Boeckmann, Leon Hannes - Kriminski, Jens | King's Indian Attack: Keres Variation | |
| Nov 22, 2025 | Funk | ½–½ | Boeckmann | Round 3: Funk, Felix - Boeckmann, Leon Hannes | Caro-Kann Defense: Advance Variation, Short Variation | |
| Nov 22, 2025 | Boeckmann | 0–1 | Cram | Round 2: Boeckmann, Leon Hannes - Cram, Josephine Marianne Gisela | Zukertort Opening: Black Mustang Defense | |
| Nov 22, 2025 | Stuhrmann | 1–0 | Boeckmann | Round 1: Stuhrmann, Philipp - Boeckmann, Leon Hannes | Caro-Kann Defense: Exchange Variation | |
