| May 30, 2026 | Mann | ½–½ | Bosselmann | ODJM A 2026 | Caro-Kann Defense: Advance Variation, Van der Wiel Attack | |
| May 29, 2026 | Bosselmann | ½–½ | Musiienko | ODJM A 2026 | King's Gambit Accepted: Abbazia Defense | |
| May 28, 2026 | Ellinger | 0–1 | Bosselmann | ODJM A 2026 | Sicilian Defense: Alapin Variation, Stoltz Attack | |
| May 27, 2026 | Meiwes | ½–½ | Bosselmann | ODJM A 2026 | Slav Defense: Exchange Variation | |
| May 27, 2026 | Bosselmann | 1–0 | Hofmann | ODJM A 2026 | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| May 26, 2026 | Wolek | 0–1 | Bosselmann | ODJM A 2026 | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations | |
| May 25, 2026 | Bosselmann | 0–1 | Werner | ODJM A 2026 | King's Indian Defense: Fianchetto Variation, Carlsbad Variation | |
| May 24, 2026 | Bosselmann | 1–0 | Alheit | ODJM A 2026 | Catalan Opening: Closed, Botvinnik Variation | |
| May 15, 2026 | Haubold | 1–0 | Bosselmann | ODJM A 2026 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Mar 26, 2026 | Kasueschke | 1–0 | Bosselmann | Round 2: Kasueschke, Lars - Bosselmann, Tom Linus | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line | |
| Nov 3, 2024 | Bosselmann | ½–½ | Timagin | Round 9: Bosselmann, Tom Linus - Timagin, Petr | Bogo-Indian Defense: Retreat Variation | |
| Oct 27, 2024 | Jumabayev | 1–0 | Bosselmann | Round 2: Jumabayev, Rinat - Bosselmann, Tom Linus | English Opening: Neo-Catalan | |
| Aug 25, 2024 | Maier | ½–½ | Bosselmann | Round 9: Maier, Alexander - Bosselmann, Tom Linus | Petrov's Defense: Modern Attack, Center Variation | |
| Aug 24, 2024 | Bosselmann | 0–1 | Knuedel | Round 8: Bosselmann, Tom Linus - Knuedel, Torben | Ruy Lopez: Closed, Martinez Variation | |
| Aug 23, 2024 | Bosselmann | 1–0 | Gramb | Round 7: Bosselmann, Tom Linus - Gramb, Marius | French Defense: Advance Variation, Euwe Variation | |
| Aug 22, 2024 | Groebel | ½–½ | Bosselmann | Round 6: Groebel, Aaron - Bosselmann, Tom Linus | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Aug 22, 2024 | Bosselmann | ½–½ | Lutz | Round 5: Bosselmann, Tom Linus - Lutz, Ruben | French Defense: Advance Variation, Main Line | |
| Aug 21, 2024 | Stricker | ½–½ | Bosselmann | Round 4: Stricker, Florian - Bosselmann, Tom Linus | Sicilian Defense: Closed | |
| Aug 20, 2024 | Schmider | 1–0 | Bosselmann | Round 3: Schmider, Niklas - Bosselmann, Tom Linus | Petrov's Defense: French Attack | |
| Aug 20, 2024 | Bosselmann | 1–0 | Dobierzin | Round 2: Bosselmann, Tom Linus - Dobierzin, Olaf | King's Indian Defense: Makogonov Variation | |
| Aug 19, 2024 | Rosner | 1–0 | Bosselmann | Round 1: Rosner, Jonas - Bosselmann, Tom Linus | King's Indian Defense: Fianchetto Variation, Immediate Fianchetto | |
| Aug 2, 2024 | Bosselmann | 0–1 | Voicu-Jagodzinsky | Round 3: Bosselmann, Tom Linus - Voicu-Jagodzinsky, Carmen | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Oct 4, 2023 | Heinrich | 1–0 | Bosselmann | Deutsche Ländermeisterschaft 2023 | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation | |
| Oct 3, 2023 | Bosselmann | ½–½ | Müller | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense: Two Knights Attack | |
| Oct 2, 2023 | Bosselmann | 0–1 | Haubold | Deutsche Ländermeisterschaft 2023 | King's Gambit Accepted: Abbazia Defense | |
| Oct 1, 2023 | Bosselmann | 0–1 | Gallasch | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense: Two Knights Attack | |
| Oct 1, 2023 | Windmüller | ½–½ | Bosselmann | Deutsche Ländermeisterschaft 2023 | Torre Attack: Fianchetto Defense | |
| Aug 20, 2023 | Bosselmann | 1–0 | Wong | German Championship | Sicilian Defense: Classical Variation, Anti-Sozin Variation | |
| Aug 19, 2023 | Weber | 1–0 | Bosselmann | German Championship | English Opening: Anglo-Indian Defense | |
| Aug 18, 2023 | Bosselmann | ½–½ | Buescher | German Championship | Bogo-Indian Defense: Grünfeld Variation | |
| Aug 18, 2023 | Kocharin | 0–1 | Bosselmann | German Championship | King's Indian Defense: Fianchetto Variation, Panno Variation | |
| Aug 17, 2023 | Feidt | ½–½ | Bosselmann | German Championship | English Opening: King's English Variation, Taimanov Variation | |
| Aug 16, 2023 | Bosselmann | ½–½ | Gramb | German Championship | Caro-Kann Defense: Two Knights Attack | |
| Aug 16, 2023 | Bosselmann | * | Krassowizkij | German Women's CHampionship | ? | |
| Aug 16, 2023 | Bosselmann | 0–1 | Krassowizkij | German Championship | Caro-Kann Defense: Two Knights Attack | |
| Aug 15, 2023 | Weishaeutel | 1–0 | Bosselmann | German Championship | Neo-Grünfeld Defense: Exchange Variation | |
| Aug 20, 2022 | Bosselmann | 0–1 | Puerckhauer | Pokal Finale | Indian Defense: Budapest Defense | |
| Aug 18, 2022 | Woelk | 1–0 | Bosselmann | Pokal Finale | Sicilian Defense: Dragon Variation, Yugoslav Attack | |
| Oct 6, 2021 | Bosselmann | 0–1 | Colbow | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Oct 5, 2021 | Pubantz | 1–0 | Bosselmann | Deutsche Ländermeisterschaft 2021 | Indian Defense: Przepiorka Variation | |
| Oct 4, 2021 | Bosselmann | 1–0 | Haubold | Deutsche Ländermeisterschaft 2021 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Oct 4, 2021 | Reucker | ½–½ | Bosselmann | Deutsche Ländermeisterschaft 2021 | Rapport-Jobava System | |
| Oct 3, 2021 | Tovmasyan | 0–1 | Bosselmann | Deutsche Ländermeisterschaft 2021 | King's Indian Defense: Exchange Variation | |
| Oct 2, 2021 | Bosselmann | 0–1 | Kolb | Deutsche Ländermeisterschaft 2021 | Caro-Kann Defense: Two Knights Attack | |
| Oct 2, 2021 | Bosselmann | ½–½ | Runte | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Najdorf Variation, English Attack | |
| Jun 27, 2021 | Garbuz | ½–½ | Bosselmann | DVM U20 2020 | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Jun 26, 2021 | Bosselmann | 0–1 | Weller | DVM U20 2020 | French Defense: Chigorin Variation | |
| Jun 26, 2021 | Irkilmez | 0–1 | Bosselmann | DVM U20 2020 | King's Indian Defense: Semi-Averbakh System | |
| Jun 25, 2021 | Bosselmann | ½–½ | Meiwes | DVM U20 2021 | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Jun 25, 2021 | Linnert | 1–0 | Bosselmann | DVM U20 2021 | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Jun 24, 2021 | Bosselmann | 0–1 | Goldbeck | DVM U20 2021 | Caro-Kann Defense: Two Knights Attack | |
| Jun 24, 2021 | Kamp | ½–½ | Bosselmann | DVM U20 2021 | Sicilian Defense: Smith-Morra Gambit Accepted, Paulsen Formation | |
