| 6 ago 2026 | Huber, Benedikt 2292 | Piotraschke, Jens, Dr. 2062 | 1-0 | E46 Defensa Nimzoindia: Normal Variation | 16. Nordhäuser Open | 44 | Ver |
| 24 jul 2026 | Piotraschke, Jens, Dr. 2042 | Bohnhoff, Peter 2050 | ½-½ | A80 Defensa Holandesa | German Chess Championship 2026 | Seniors 50+ | 24 | Ver |
| 23 jul 2026 | Daverkausen, Bernd 2108 | Piotraschke, Jens, Dr. 2042 | ½-½ | A13 Apertura Inglesa: Agincourt Defense, Bogoljubow Defense | German Chess Championship 2026 | Seniors 50+ | 64 | Ver |
| 22 jul 2026 | Dubiel, Jacek 2344 | Piotraschke, Jens, Dr. 2042 | ½-½ | B12 Defensa Caro-Kann: Advance Variation, Tal Variation | German Chess Championship 2026 | Seniors 50+ | 47 | Ver |
| 20 jul 2026 | Heimrath, Reiner 2134 | Piotraschke, Jens, Dr. 2042 | 1-0 | B10 Defensa Caro-Kann: Two Knights Attack | German Chess Championship 2026 | Seniors 50+ | 46 | Ver |
| 19 jul 2026 | Piotraschke, Jens, Dr. 2042 | Schwarz, Frank 2264 | ½-½ | E08 Apertura Catalana: Closed | German Chess Championship 2026 | Seniors 50+ | 54 | Ver |
| 18 jul 2026 | Loew, Gerald 2170 | Piotraschke, Jens, Dr. 2042 | ½-½ | A13 Apertura Inglesa: Agincourt Defense, Bogoljubow Defense | German Chess Championship 2026 | Seniors 50+ | 18 | Ver |