| 23 jul 2026 | Seibold, Hubert, Dr. 2026 | Knaak, Joachim 2146 | ½-½ | E63 Defensa India de Rey: Fianchetto Variation, Panno Variation | German Chess Championship 2026 | Seniors 65+ | 37 | Ver |
| 22 jul 2026 | Klundt, Klaus 2201 | Seibold, Hubert, Dr. 2026 | 1-0 | B36 Defensa Siciliana: Accelerated Dragon, Maróczy Bind | German Chess Championship 2026 | Seniors 65+ | 63 | Ver |
| 21 jul 2026 | Seibold, Hubert, Dr. 2026 | Himmel, Hansjoerg 2210 | 1-0 | A40 English Defense | German Chess Championship 2026 | Seniors 65+ | 35 | Ver |
| 20 jul 2026 | Andersen, Jens Knud 2086 | Seibold, Hubert, Dr. 2026 | ½-½ | B22 Defensa Siciliana: Delayed Alapin Variation | German Chess Championship 2026 | Seniors 65+ | 38 | Ver |
| 19 jul 2026 | Seibold, Hubert, Dr. 2026 | Polster, Wolfgang, Dr. 2120 | ½-½ | A25 Apertura Inglesa: Closed, Taimanov Variation | German Chess Championship 2026 | Seniors 65+ | 25 | Ver |
| 18 jul 2026 | Paulsen, Dirk 2302 | Seibold, Hubert, Dr. 2026 | 0-1 | A00 Polish Opening, with d5 | German Chess Championship 2026 | Seniors 65+ | 28 | Ver |