| May 30, 2026 | Gersemann | ½–½ | Sheng | DEM U14 2026 | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| May 29, 2026 | Kelembet | ½–½ | Gersemann | DEM U14 2026 | Catalan Opening: Open Defense, Classical Line | |
| May 28, 2026 | Gersemann | 1–0 | Kovalskyy | DEM U14 2026 | Sicilian Defense: Classical Variation | |
| May 27, 2026 | Zimmer | 0–1 | Gersemann | DEM U14 2026 | Sicilian Defense: Moscow Variation | |
| May 27, 2026 | Gersemann | 1–0 | Vinogradov | DEM U14 2026 | Scotch Game: Potter Variation | |
| May 26, 2026 | Shevchenko | 1–0 | Gersemann | DEM U14 2026 | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| May 24, 2026 | Peglau | 0–1 | Gersemann | DEM U14 2026 | Semi-Slav Defense: Meran Variation, Lundin Variation | |
| May 24, 2026 | Gersemann | 1–0 | Charchulla | DEM U14 2026 | Sicilian Defense: Najdorf Variation, Adams Attack | |
| May 15, 2026 | Gersemann | 0–1 | Andersen | DEM U14 2026 | Sicilian Defense: Kalashnikov Variation | |
| Apr 12, 2026 | Gersemann | ½–½ | Brustkern | Round 9: Gersemann, Karl - Brustkern, Juergen | Scotch Game: Mieses Variation | |
| Apr 11, 2026 | Gersemann | 0–1 | Florstedt | Round 8: Gersemann, Karl - Florstedt, Johannes | Sicilian Defense: Sozin Attack, Flank Variation | |
| Apr 10, 2026 | Schliebener | 0–1 | Gersemann | Round 7: Schliebener, Stephan - Gersemann, Karl | Slav Defense | |
| Apr 9, 2026 | Gersemann | ½–½ | Nguyen | Round 6: Gersemann, Karl - Nguyen, Phuc Nhat | Petrov's Defense: Damiano Variation, Kholmov Gambit | |
| Apr 8, 2026 | Lauber | 1–0 | Gersemann | Round 5: Lauber, Arnd - Gersemann, Karl | Semi-Slav Defense: Meran Variation | |
| Apr 7, 2026 | Jahnz | 0–1 | Gersemann | Round 4: Jahnz, Laurin - Gersemann, Karl | King's Indian Attack, with e6 | |
| Apr 6, 2026 | Gersemann | 0–1 | Foerster | Round 3: Gersemann, Karl - Foerster, Jonas | Modern Defense: Two Knights Variation | |
| Apr 5, 2026 | Gersemann | ½–½ | Lagunow | Round 2: Gersemann, Karl - Lagunow, Alexander | Sicilian Defense: Sozin Attack, Flank Variation | |
| Apr 4, 2026 | Noll | 0–1 | Gersemann | Round 1: Noll, Paul - Gersemann, Karl | Semi-Slav Defense: Chigorin Defense | |
| Dec 30, 2025 | Gersemann | 0–1 | Lange | DVM U12 2025 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Dec 29, 2025 | Varazi | 0–1 | Gersemann | DVM U12 2025 | Scotch Game: Scotch Gambit, Advance Variation | |
| Dec 28, 2025 | Gersemann | 1–0 | Botvinnik | DVM U12 2025 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Dec 28, 2025 | Sutharjan | 1–0 | Gersemann | DVM U12 2025 | Scotch Game: Mieses Variation | |
| Dec 15, 2025 | Gersemann | ½–½ | Fadeev | DVM U12 2025 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Dec 15, 2025 | Gersemann | ½–½ | Atal | DVM U12 2025 | Sicilian Defense: O'Kelly Variation, Maróczy Bind | |
| Dec 15, 2025 | Ding | 0–1 | Gersemann | DVM U12 2025 | Catalan Opening: Open Defense, Classical Line | |
| Nov 1, 2025 | Gersemann | 0–1 | Nicot | Round 4: Gersemann, Karl - Nicot, Valentin | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Oct 27, 2025 | Ilko-Toth | ½–½ | Gersemann | Round 3: Ilko-Toth, Andras - Gersemann, Karl | Catalan Opening: Open Defense, Classical Line | |
| Oct 5, 2025 | Jung | 0–1 | Gersemann | Deutsche Ländermeisterschaft 2025 | English Opening: Anglo-Indian Defense, Hedgehog System | |
| Oct 4, 2025 | Haug | ½–½ | Gersemann | Deutsche Ländermeisterschaft 2025 | Sicilian Defense: Najdorf Variation, Polugaevsky Variation, Simagin Line | |
| Oct 3, 2025 | Gersemann | 1–0 | Kalina | Deutsche Ländermeisterschaft 2025 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Oct 1, 2025 | Moldovan | 1–0 | Gersemann | Deutsche Ländermeisterschaft 2025 | Queen's Pawn Game: Barry Attack, Tarzan Attack | |
| Oct 1, 2025 | De Jong | 1–0 | Gersemann | Deutsche Ländermeisterschaft 2025 | Sicilian Defense: Najdorf Variation, English Attack | |
| Jun 14, 2025 | Gersemann | 1–0 | Retzlaff | DEM U12 2025 | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Jun 13, 2025 | Steinbrenner | ½–½ | Gersemann | DEM U12 2025 | Nimzo-Larsen Attack: Classical Variation | |
| Jun 12, 2025 | Gersemann | ½–½ | Sheng | DEM U12 2025 | Caro-Kann Defense: Two Knights Attack, Mindeno Variation | |
| Jun 11, 2025 | Gersemann | 0–1 | Andersen | DEM U12 2025 | King's Indian Attack: Symmetrical Defense | |
| Jun 11, 2025 | Shen | ½–½ | Gersemann | DEM U12 2025 | Zukertort Opening: Nimzo-Larsen Variation | |
| Jun 10, 2025 | Gersemann | 1–0 | Richter | DEM U12 2025 | Sicilian Defense: O'Kelly Variation, Maróczy Bind | |
| Jun 9, 2025 | Beier | 0–1 | Gersemann | DEM U12 2025 | Sicilian Defense: Chekhover Variation | |
| Jun 8, 2025 | Gersemann | ½–½ | Rogner | DEM U12 2025 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jun 8, 2025 | Fels | 0–1 | Gersemann | DEM U12 2025 | Indian Defense: Reversed Chigorin Defense | |
| Apr 17, 2025 | Gersemann | 0–1 | Voishnis | Round 7: Gersemann, Karl - Voishnis, Ivan | Ruy Lopez: Berlin Defense | |
| Apr 16, 2025 | Gersemann | 0–1 | Nguyen Truong An Khang | Round 3: Gersemann, Karl - Nguyen Truong An Khang | Caro-Kann Defense: Two Knights Attack | |
| Apr 16, 2025 | Gersemann | 1–0 | Abderrazak | Round 5: Gersemann, Karl - Abderrazak, Youssef | Sicilian Defense: Najdorf Variation, English Attack | |
| Apr 16, 2025 | Sason | 1–0 | Gersemann | Round 6: Sason, Noam - Gersemann, Karl | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Apr 15, 2025 | Gersemann | ½–½ | Zabelin | Round 10: Gersemann, Karl - Zabelin, Platon | Sicilian Defense: Chekhover Variation | |
| Apr 15, 2025 | Baltayev | 1–0 | Gersemann | Round 11: Baltayev, Didar - Gersemann, Karl | Nimzo-Indian Defense: Classical Variation | |
| Apr 14, 2025 | El Zein | 1–0 | Gersemann | Round 5: El Zein, Bassam - Gersemann, Karl | Sicilian Defense: Modern Variations | |
| Apr 13, 2025 | Gersemann | ½–½ | Shao | Round 3: Gersemann, Karl - Shao, Ranxi Rex | Sicilian Defense: Four Knights Variation | |
| Apr 13, 2025 | Velim | ½–½ | Gersemann | Round 2: Velim, Vojtech - Gersemann, Karl | Nimzo-Larsen Attack: Indian Variation | |
| Dec 30, 2024 | Mao | 0–1 | Gersemann | DVM U12 2024 | Queen's Pawn Game: Colle System, Traditional Colle | |
| Dec 29, 2024 | Gersemann | 0–1 | Shen | DVM U12 2024 | Sicilian Defense: Najdorf Variation | |
| Dec 29, 2024 | Kraus | 0–1 | Gersemann | DVM U12 2024 | Catalan Opening: Closed | |
| Dec 28, 2024 | Gersemann | 1–0 | Kovalskyy | DVM U12 2024 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Dec 28, 2024 | Gersemann | 1–0 | Sutharjan | DVM U12 2024 | Caro-Kann Defense: Two Knights Attack | |
| Dec 27, 2024 | Dilger | 0–1 | Gersemann | DVM U12 2024 | Bird Opening: Dutch Variation | |
| Dec 27, 2024 | Fadeev | 1–0 | Gersemann | DVM U12 2024 | Italian Game: Classical Variation, Greco Gambit | |
| Aug 20, 2024 | Gersemann | ½–½ | Bilochenko | EYCC 2024 Blitz O12 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Aug 20, 2024 | Gersemann | 1–0 | Kopacki | EYCC 2024 Blitz O12 | Sicilian Defense: Sozin Attack, Leonhardt Variation | |
| Aug 20, 2024 | Gersemann | 0–1 | Romaniv | EYCC 2024 Blitz O12 | Sicilian Defense: Taimanov Variation | |
| Aug 20, 2024 | Gersemann | 1–0 | Sakharchuk | EYCC 2024 Blitz O12 | French Defense: Tarrasch Variation, Closed Variation | |
| Aug 20, 2024 | Bilochenko | ½–½ | Gersemann | EYCC 2024 Blitz O12 | Sicilian Defense: Moscow Variation | |
| Aug 20, 2024 | Kopacki | 1–0 | Gersemann | EYCC 2024 Blitz O12 | Sicilian Defense: Modern Variations | |
| Aug 20, 2024 | Romaniv | ½–½ | Gersemann | EYCC 2024 Blitz O12 | Polish Opening | |
| Aug 20, 2024 | Sakharchuk | 1–0 | Gersemann | EYCC 2024 Blitz O12 | Four Knights Game: Italian Variation | |
| Aug 19, 2024 | Gersemann | ½–½ | Sotek | EYCC 2024 Blitz O12 | Scandinavian Defense: Modern Variation, Gipslis Variation | |
| Aug 19, 2024 | Gersemann | 0–1 | Nieminen | EYCC 2024 Blitz O12 | Modern Defense: Standard Defense | |
| Aug 19, 2024 | Sotek | 1–0 | Gersemann | EYCC 2024 Blitz O12 | Sicilian Defense: O'Kelly Variation, Normal System | |
| Aug 19, 2024 | Nieminen | 0–1 | Gersemann | EYCC 2024 Blitz O12 | Four Knights Game: Scotch Variation, Schmid Defense | |
| Aug 17, 2024 | Gersemann | 0–1 | Korszanski | EYCC 2024 Rapid O12 | Ruy Lopez: Schliemann Defense, Schönemann Attack | |
| May 25, 2024 | Balashvili | 1–0 | Gersemann | DEM U12 2024 | Sicilian Defense: O'Kelly Variation, Normal System | |
| May 24, 2024 | Gersemann | 1–0 | Hagn | DEM U12 2024 | Ruy Lopez: Marshall Attack, Modern Variation | |
| May 23, 2024 | Stehning | 1–0 | Gersemann | DEM U12 2024 | Italian Game: Classical Variation, Greco Gambit | |
| May 22, 2024 | Gersemann | 0–1 | Bundan | DEM U12 2024 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| May 22, 2024 | Fischermann | 0–1 | Gersemann | DEM U12 2024 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| May 21, 2024 | Gersemann | ½–½ | Belin | DEM U12 2024 | French Defense: Tarrasch Variation, Chistyakov Defense, Modern Line | |
| May 20, 2024 | Wettstein | 0–1 | Gersemann | DEM U12 2024 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| May 19, 2024 | Gersemann | 0–1 | Sheng | DEM U12 2024 | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| May 19, 2024 | Yozgyur | 0–1 | Gersemann | DEM U12 2024 | Sicilian Defense: Moscow Variation | |
| Nov 17, 2024 | Gersemann | ½–½ | Moser | Round 5: Gersemann, Karl - Moser, Axel | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Nov 17, 2024 | Jacobi | ½–½ | Gersemann | Round 4: Jacobi, Felix-Hagen - Gersemann, Karl | Bishop's Opening: Vienna Hybrid | |
| Nov 16, 2024 | Gersemann | 0–1 | Riemay | Round 3: Gersemann, Karl - Riemay, David | Caro-Kann Defense: Two Knights Attack | |
| Nov 16, 2024 | Laube | 0–1 | Gersemann | Round 2: Laube, Reiner - Gersemann, Karl | Trompowsky Attack | |
| Nov 15, 2024 | Gersemann | 1–0 | Stoeber | Round 1: Gersemann, Karl - Stoeber, Alexander | Pirc Defense: Classical Variation, Schlechter Variation | |
| Jun 11, 2022 | Gersemann | 0–1 | Vartanian | DEM U10 2022 | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jun 10, 2022 | Belin | 0–1 | Gersemann | DEM U10 2022 | English Opening: Anglo-Indian Defense | |
| Jun 10, 2022 | Zhang | ½–½ | Gersemann | DEM U10 2022 | Scotch Game: Potter Variation | |
| Jun 9, 2022 | Gersemann | 1–0 | Rohatgi | DEM U10 2022 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Jun 8, 2022 | Gersemann | 0–1 | Dotschuweit | DEM U10 2022 | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Jun 8, 2022 | Hellriegel | 0–1 | Gersemann | DEM U10 2022 | Italian Game: Giuoco Piano | |
| Jun 7, 2022 | Hagn | 0–1 | Gersemann | DEM U10 2022 | Sicilian Defense: Najdorf Variation | |
| Jun 6, 2022 | Gersemann | 1–0 | Antonius | DEM U10 2022 | Sicilian Defense: Lasker-Pelikan Variation | |
| Jun 6, 2022 | Stehning | 1–0 | Gersemann | DEM U10 2022 | Sicilian Defense: Closed | |
| Jun 5, 2022 | Gersemann | 0–1 | Kutz | DEM U10 2022 | French Defense: Schlechter Variation | |
| Jun 5, 2022 | Moskalenko | * | Gersemann | DEM U10 2022 | Queen's Gambit Declined: Traditional Variation | |
| Feb 6, 2022 | Wraga | * | Gersemann | chessemy open 2022 | ? | |