| Jul 4, 2025 | Buchaeckert | 0–1 | Strobel | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | Sicilian Defense: Wing Gambit, Marshall Variation | |
| Apr 19, 2025 | Tiutiunikov | 1–0 | Buchäckert | 92. Pfälzischer Schachkongress | ? | |
| Apr 18, 2025 | Tschoepke | 0–1 | Buchäckert | 92. Pfälzischer Schachkongress | Indian Defense | |
| Apr 17, 2025 | Buchäckert | 1–0 | Orschiedt-Eghbali | 92. Pfälzischer Schachkongress | Modern Defense | |
| Apr 14, 2025 | Lares | ½–½ | Buchäckert | 92. Pfälzischer Schachkongress | Neo-Grünfeld Defense: Delayed Exchange Variation | |
| Apr 13, 2025 | Buchäckert | 0–1 | Ranker | 92. Pfälzischer Schachkongress | Sicilian Defense: Alapin Variation | |
| Apr 12, 2025 | Schmidt | ½–½ | Buchäckert | 92. Pfälzischer Schachkongress | East Indian Defense | |
| Apr 11, 2025 | Buchäckert | 1–0 | Bolz | 92. Pfälzischer Schachkongress | Caro-Kann Defense: Two Knights Attack | |
| Jul 5, 2024 | Buchaeckert | ½–½ | Namyslo | 9. offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | French Defense: Tarrasch Variation, Closed Variation | |
| Apr 6, 2024 | Luciani | 1–0 | Buchaeckert | Round 1: Luciani, Carlo - Buchaeckert, Juergen | Sicilian Defense: Kalashnikov Variation | |
| Sep 6, 2024 | Heck | 1–0 | Buchaeckert | Round 4: Heck, Norbert - Buchaeckert, Juergen | Neo-Grünfeld Defense: Classical Variation, Modern Defense | |
| Sep 4, 2024 | Krueger | ½–½ | Buchaeckert | Round 2: Krueger, Erich - Buchaeckert, Juergen | Grünfeld Defense: Three Knights Variation, Burille Variation | |
| — | Buchaeckert | 0–1 | Hassenrueck | Round 1: Buchaeckert, Juergen - Hassenrueck, Helmut | Sicilian Defense: Wing Gambit, Marshall Variation | |
| — | Buchaeckert | ½–½ | Schaefer | Round 5: Buchaeckert, Juergen - Schaefer, Bernd | Sicilian Defense: Alapin Variation | |
| — | Buchaeckert | ½–½ | Christoffel | Round 7: Buchaeckert, Juergen - Christoffel, Ulrich | Sicilian Defense: Alapin Variation | |
| — | Buchaeckert | 0–1 | Wegemund | Round 8: Buchaeckert, Juergen - Wegemund, Hubert | Pirc Defense: Austrian Attack, Dragon Formation | |
| — | Ramin | 0–1 | Buchaeckert | Round 3: Ramin, Michael - Buchaeckert, Juergen | Grünfeld Defense: Three Knights Variation, Hungarian Attack | |
| — | Bohnstorff | ½–½ | Buchaeckert | Round 6: Bohnstorff, Michael - Buchaeckert, Juergen | East Indian Defense | |
| — | Graf | ½–½ | Buchaeckert | Round 9: Graf, Peter - Buchaeckert, Juergen | Sicilian Defense | |
