| 24 jul 2026 | Knaak, Joachim 2146 | Gruzmann, Boris 2044 | 0-1 | E63 Defensa India de Rey: Fianchetto Variation, Panno Variation | German Chess Championship 2026 | Seniors 65+ | 40 | Ver |
| 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 oct 2025 | Knaak, Joachim 2136 | Babrikowski, Peter, Dr. 2139 | ½-½ | E06 Apertura Catalana: Closed | 33. offene S?chsische Senioren-Einzelmeisterschaft | 5 | Ver |
| 21 oct 2025 | Biegel, Thomas 2059 | Knaak, Joachim 2136 | ½-½ | E11 Defensa Bogoindia: Retreat Variation | 33. offene S?chsische Senioren-Einzelmeisterschaft | 32 | Ver |
| 17 oct 2025 | Wichmann, Cliff 2258 | Knaak, Joachim 2136 | 1-0 | D38 Gambito de Dama rehusado: Ragozin Defense | 33. offene S?chsische Senioren-Einzelmeisterschaft | 16 | Ver |