| Apr 3, 2026 | Usinger | 1–0 | Klein | Runde 7: Usinger, Ben - Klein, Tristan | English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense | |
| Apr 3, 2026 | Klein | * | Friedrichs | 93. Pfälzischer Schachkongress 2026 | ? | |
| Apr 3, 2026 | Dony | 0–1 | Klein | 93. Pfälzischer Schachkongress 2026 | Indian Defense: Knights Variation | |
| Mar 29, 2026 | Klein | * | Göbel | 93. Pfälzischer Schachkongress 2026 | ? | |
| Mar 29, 2026 | Gorte | * | Klein | 93. Pfälzischer Schachkongress 2026 | ? | |
| Mar 28, 2026 | Klein | * | Koch | Runde 2: Klein, Tristan - Koch, Max | Modern Defense: Two Knights Variation | |
| Mar 28, 2026 | Klein | ½–½ | Koch | 93. Pfälzischer Schachkongress 2026 | Modern Defense: Two Knights Variation | |
| Mar 27, 2026 | Shkliar | 0–1 | Klein | 93. Pfälzischer Schachkongress 2026 | English Opening: King's English Variation | |
| Jan 1, 2026 | Klein | ½–½ | Ehrlich | Staufer Blitzk?nig 2026 | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Jan 1, 2026 | Lang | 1–0 | Klein | Staufer Blitzk?nig 2026 | Sicilian Defense: Taimanov Variation | |
| Jan 1, 2026 | Wezel | 1–0 | Klein | Staufer Blitzk?nig 2026 | King's Indian Defense: Fianchetto Variation, Yugoslav System | |
| Jan 1, 2026 | Shevchenko | 1–0 | Klein | Staufer Blitzk?nig 2026 | Benoni Defense: Four Pawns Attack | |
| Jan 1, 2026 | Klein | 0–1 | Chen | Staufer Blitzk?nig 2026 | Sicilian Defense: Lasker-Pelikan Variation | |
| Jan 1, 2026 | Alpaslan | 0–1 | Klein | Staufer Blitzk?nig 2026 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Jan 1, 2026 | Klein | 0–1 | Biedenkopf | Staufer Blitzk?nig 2026 | Sicilian Defense: Kan Variation, Knight Variation | |
| Jun 1, 2024 | Hoeblich | * | Klein | Round 5: Hoeblich, Jannik - Klein, Tristan | ? | |
| May 31, 2024 | Faulhaber | * | Klein | Round 3: Faulhaber, Tobias - Klein, Tristan | ? | |
| May 25, 2024 | Tran | ½–½ | Klein | ODJM B 2024 | English Opening: Drill Variation | |
| May 24, 2024 | Klein | 1–0 | Eitel | ODJM B 2024 | Sicilian Defense: Closed | |
| May 23, 2024 | Frank | 0–1 | Klein | ODJM B 2024 | King's Indian Attack: Spassky Variation | |
| May 22, 2024 | Klein | 1–0 | Wilke | ODJM B 2024 | Caro-Kann Defense: Classical Variation | |
| May 22, 2024 | Toerpel | 1–0 | Klein | ODJM B 2024 | Benoni Defense: Old Benoni | |
| May 21, 2024 | Klein | 1–0 | Reif | ODJM B 2024 | Caro-Kann Defense: Classical Variation | |
| May 20, 2024 | Gendzelevsky | 0–1 | Klein | ODJM B 2024 | Scandinavian Defense: Portuguese Gambit, Classical Variation | |
| May 19, 2024 | Klein | 0–1 | Malan | ODJM B 2024 | Sicilian Defense: Old Sicilian | |
| May 19, 2024 | Hierl | 1–0 | Klein | ODJM B 2024 | Pirc Defense | |
