| 24 jul 2026 | Rosen, Willy 2045 | Babrikowski, Peter, Dr. 2156 | 0-1 | B23 Defensa Siciliana: Closed, Traditional | German Chess Championship 2026 | Seniors 65+ | 24 | Ver |
| 23 jul 2026 | Brock, Friedemann 2154 | Rosen, Willy 2045 | ½-½ | E11 Defensa Bogoindia: Nimzowitsch Variation | German Chess Championship 2026 | Seniors 65+ | 58 | Ver |
| 22 jul 2026 | Rosen, Willy 2045 | Koehler, Gerhard, Dr. 2179 | ½-½ | B25 Defensa Siciliana: Closed | German Chess Championship 2026 | Seniors 65+ | 44 | Ver |
| 20 jul 2026 | Rosen, Willy 2045 | Sandner, Gunter 2236 | ½-½ | B23 Defensa Siciliana: Closed, Chameleon Variation | German Chess Championship 2026 | Seniors 65+ | 55 | Ver |