| Jun 14, 2026 | Herrmann | 1–0 | Englert | Round 5: Herrmann, Arthur - Englert, Luca | Sicilian Defense: Najdorf Variation | |
| Jun 14, 2026 | Stein | 0–1 | Herrmann | Round 4: Stein, Robert - Herrmann, Arthur | English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense | |
| Apr 3, 2026 | Herrmann | 0–1 | Koepke | Grenke Chess Festival 2026 Open | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Apr 3, 2026 | Decuigniere | 0–1 | Herrmann | Grenke Chess Festival 2026 Open | Nimzo-Indian Defense: Normal Variation, Botvinnik System | |
| Jan 6, 2026 | Herrmann | 0–1 | Ronge | 36. Staufer Open 2026 A | Ruy Lopez: Open | |
| Jan 3, 2026 | Neukirchner | 1–0 | Herrmann | 36. Staufer Open 2026 A | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Jan 3, 2026 | Skembris | ½–½ | Herrmann | 36. Staufer Open 2026 A | Queen's Gambit Declined: Vienna Variation, Quiet Variation | |
| Jan 2, 2026 | Herrmann | ½–½ | Herbrig | 36. Staufer Open 2026 A | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Dec 30, 2025 | Zhang | ½–½ | Herrmann | DVM U16 2025 | Caro-Kann Defense: Exchange Variation | |
| Dec 29, 2025 | Herrmann | 1–0 | Kalinski | DVM U16 2025 | Sicilian Defense: Najdorf Variation, Traditional Line | |
| Dec 29, 2025 | Direk | ½–½ | Herrmann | DVM U16 2025 | Rapport-Jobava System | |
| Dec 28, 2025 | Herrmann | 1–0 | Blodig | DVM U16 2025 | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |
| Dec 28, 2025 | Herrmann | 1–0 | Allen | DVM U16 2025 | Sicilian Defense: Kan Variation | |
| Dec 27, 2025 | Jordan | 0–1 | Herrmann | DVM U16 2025 | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Dec 27, 2025 | Herrmann | 0–1 | Zobel | DVM U16 2025 | Caro-Kann Defense: Advance Variation | |
| Oct 5, 2025 | Sommer | 1–0 | Herrmann | Deutsche Ländermeisterschaft 2025 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Oct 4, 2025 | Herrmann | ½–½ | Logvinov | Deutsche Ländermeisterschaft 2025 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Oct 3, 2025 | Herrmann | 1–0 | Den Heijer | Deutsche Ländermeisterschaft 2025 | Sicilian Defense: Najdorf Variation | |
| Oct 3, 2025 | Derhay | 0–1 | Herrmann | Deutsche Ländermeisterschaft 2025 | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| Oct 2, 2025 | Herrmann | 1–0 | Ensslinger | Deutsche Ländermeisterschaft 2025 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Oct 1, 2025 | Tabales | 0–1 | Herrmann | Deutsche Ländermeisterschaft 2025 | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| Oct 1, 2025 | Herrmann | ½–½ | Weber | Deutsche Ländermeisterschaft 2025 | Ruy Lopez: Morphy Defense, Schliemann Defense Deferred | |
| Jul 18, 2025 | Herrmann | ½–½ | Pallas | Round 3: Herrmann, Arthur - Pallas, Sebastian | Sicilian Defense: Najdorf Variation | |
| Jun 14, 2025 | Stephanblome | 1–0 | Herrmann | DEM U14 2025 | Nimzo-Indian Defense | |
| Jun 13, 2025 | Herrmann | 1–0 | Bundan | DEM U14 2025 | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | |
| Jun 12, 2025 | Albrecht | 1–0 | Herrmann | DEM U14 2025 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jun 11, 2025 | Vranckx | ½–½ | Herrmann | DEM U14 2025 | Sicilian Defense: Four Knights Variation, Cobra Variation | |
| Jun 11, 2025 | Herrmann | ½–½ | Mohylnyi | DEM U14 2025 | Sicilian Defense: Taimanov Variation | |
| Jun 10, 2025 | Zhang | 0–1 | Herrmann | DEM U14 2025 | Caro-Kann Defense: Exchange Variation | |
| Jun 8, 2025 | Herrmann | 1–0 | Stehning | DEM U14 2025 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jun 8, 2025 | Sasse | 0–1 | Herrmann | DEM U14 2025 | Queen's Gambit Accepted | |
| Jun 6, 2025 | Herrmann | ½–½ | Nemitz | DEM U14 2025 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Dec 30, 2024 | Eberle | 0–1 | Herrmann | DVM U20 2024 | ? | |
| Dec 29, 2024 | Herrmann | ½–½ | Scheinmaier | DVM U20 2024 | Sicilian Defense: Four Knights Variation | |
| Dec 29, 2024 | Mimkes | 1–0 | Herrmann | DVM U20 2024 | Nimzo-Larsen Attack: Modern Variation | |
| Dec 28, 2024 | Herrmann | 1–0 | Lauterbach | DVM U20 2024 | Ruy Lopez: Berlin Defense | |
| Dec 28, 2024 | Doll | 0–1 | Herrmann | DVM U20 2024 | Sicilian Defense: Godiva Variation | |
| Dec 27, 2024 | Herrmann | 1–0 | Menzel | DVM U20 2024 | Caro-Kann Defense: Advance Variation | |
| Oct 6, 2024 | Noennig | 1–0 | Herrmann | Deutsche Ländermeisterschaft 2024 | Caro-Kann Defense: Classical Variation, Lobron System | |
| Oct 5, 2024 | Herrmann | ½–½ | Mester | Deutsche Ländermeisterschaft 2024 | Ruy Lopez: Berlin Defense | |
| Oct 5, 2024 | Herrmann | 1–0 | Ensslen | Deutsche Ländermeisterschaft 2024 | Sicilian Defense: Dragon Variation, Yugoslav Attack, Panov Variation | |
| Oct 4, 2024 | Fischer | 0–1 | Herrmann | Deutsche Ländermeisterschaft 2024 | Queen's Gambit Accepted: Classical Defense | |
| Oct 4, 2024 | Hubert | 1–0 | Herrmann | Deutsche Ländermeisterschaft 2024 | Sicilian Defense: Godiva Variation | |
| Oct 3, 2024 | Herrmann | ½–½ | Aniol | Deutsche Ländermeisterschaft 2024 | Caro-Kann Defense: Tartakower Variation | |
| Oct 3, 2024 | Herrmann | 0–1 | Moeller | Deutsche Ländermeisterschaft 2024 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Aug 14, 2024 | Herrmann | 0–1 | Sygulski | anderssenA2024 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Aug 13, 2024 | Gil Lopez | 0–1 | Herrmann | anderssenA2024 | Sicilian Defense: Old Sicilian | |
| Aug 12, 2024 | Herrmann | 0–1 | Hasterok | anderssenA2024 | Sicilian Defense: Four Knights Variation, Cobra Variation | |
| Aug 12, 2024 | Kocak | 1–0 | Herrmann | anderssenA2024 | Queen's Pawn Game: Accelerated London System | |
| Aug 11, 2024 | Herrmann | 1–0 | Oliinyk | anderssenA2024 | Ruy Lopez: Closed, Breyer Defense, Zaitsev Hybrid | |
| Aug 10, 2024 | Villa | 0–1 | Herrmann | anderssenA2024 | Queen's Gambit Accepted: Classical Defense, Main Line | |
| Aug 9, 2024 | Herrmann | ½–½ | Bury | anderssenA2024 | Caro-Kann Defense: Advance Variation | |
| Aug 9, 2024 | Nagly | 1–0 | Herrmann | anderssenA2024 | Sicilian Defense | |
| Aug 8, 2024 | Herrmann | 0–1 | Gibala | anderssenA2024 | Sicilian Defense: Najdorf Variation | |
| May 25, 2024 | Vranckx | 0–1 | Herrmann | DEM U14 2024 | Sicilian Defense: Godiva Variation | |
| May 24, 2024 | Herrmann | 0–1 | Mohylnyi | DEM U14 2024 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| May 23, 2024 | Schwitkowski | 0–1 | Herrmann | DEM U14 2024 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| May 22, 2024 | Herrmann | ½–½ | Malinowsky | DEM U14 2024 | Sicilian Defense: Najdorf Variation | |
| May 22, 2024 | Schuricht | ½–½ | Herrmann | DEM U14 2024 | Queen's Gambit Accepted: Classical Defense, Main Line | |
| May 21, 2024 | Herrmann | 1–0 | Pimenov | DEM U14 2024 | Sicilian Defense: Old Sicilian | |
| May 20, 2024 | Herrmann | 1–0 | Herrmann | DEM U14 2024 | Zukertort Opening | |
| May 19, 2024 | Herrmann | ½–½ | Sydykov | DEM U14 2024 | French Defense: Steinitz Variation, Boleslavsky Variation | |
| May 19, 2024 | Li | 0–1 | Herrmann | DEM U14 2024 | Queen's Pawn Game: Symmetrical Variation | |
| Oct 5, 2023 | Herrmann | 0–1 | Heinisch | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense: Exchange Variation | |
| Oct 4, 2023 | Bräutigam | ½–½ | Herrmann | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Oct 3, 2023 | Pohle | 0–1 | Herrmann | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Oct 3, 2023 | Buchholz | ½–½ | Herrmann | Deutsche Ländermeisterschaft 2023 | English Opening: Symmetrical Variation, Rubinstein Variation | |
| Oct 2, 2023 | Herrmann | ½–½ | Klaska | Deutsche Ländermeisterschaft 2023 | Sicilian Defense: Boleslavsky Variation | |
| Oct 1, 2023 | Herrmann | 1–0 | Nizamova | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense: Exchange Variation | |
| Oct 1, 2023 | Dodul | 0–1 | Herrmann | Deutsche Ländermeisterschaft 2023 | Caro-Kann Defense | |
| Oct 6, 2021 | Herrmann | 1–0 | Henninger | Deutsche Ländermeisterschaft 2021 | Ruy Lopez: Marshall Attack, Original Marshall Attack | |
| Oct 5, 2021 | Evering | ½–½ | Herrmann | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Prins Variation | |
| Oct 4, 2021 | Herrmann | 0–1 | Zöllner | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Löwenthal Variation | |
| Oct 4, 2021 | Herrmann | 1–0 | Huber | Deutsche Ländermeisterschaft 2021 | French Defense: Classical Variation, Steinitz Variation | |
| Oct 3, 2021 | Trunz | ½–½ | Herrmann | Deutsche Ländermeisterschaft 2021 | Bogo-Indian Defense: Exchange Variation | |
| Oct 2, 2021 | Herrmann | 1–0 | Buchinger | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Oct 2, 2021 | Khanbekyan | 0–1 | Herrmann | Deutsche Ländermeisterschaft 2021 | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Aug 29, 2021 | Merenda | 0–1 | Herrmann | DEM U10 2021 | Sicilian Defense: Closed | |
| Aug 28, 2021 | Herrmann | 1–0 | Rau | DEM U10 2021 | Ruy Lopez: Bird Variation | |
| Aug 28, 2021 | Wartenberg | 0–1 | Herrmann | DEM U10 2021 | Sicilian Defense: Moscow Variation, Main Line | |
| Aug 27, 2021 | Herrmann | 0–1 | Buchinger | DEM U10 2021 | Sicilian Defense: O'Kelly Variation, Normal System | |
| Aug 26, 2021 | Herrmann | 1–0 | Sydykov | DEM U10 2021 | French Defense: Classical Variation, Steinitz Variation | |
| Aug 26, 2021 | Polzin | ½–½ | Herrmann | DEM U10 2021 | Sicilian Defense: Modern Variations, Ginsberg Gambit | |
| Aug 25, 2021 | Bundan | 0–1 | Herrmann | DEM U10 2021 | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Aug 24, 2021 | Herrmann | 1–0 | Nemitz | DEM U10 2021 | Petrov's Defense: Kaufmann Attack | |
| Aug 24, 2021 | Herrmann | 0–1 | Glöckler | DEM U10 2021 | Sicilian Defense: Najdorf Variation, English Attack | |
| Aug 23, 2021 | Herrmann | 1–0 | Heitmann | DEM U10 2021 | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Aug 23, 2021 | Nonnenmacher | 0–1 | Herrmann | DEM U10 2021 | Sicilian Defense: Modern Variations | |
| Aug 6, 2021 | Mlynek | 0–1 | Herrmann | wro-open-c | Indian Defense | |
| Aug 5, 2021 | Karpiuk | 0–1 | Herrmann | wro-open-c | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Aug 4, 2021 | Herrmann | 1–0 | Klimek | wro-open-c | Caro-Kann Defense: Classical Variation, Main Line | |
| Aug 3, 2021 | Merdas | 1–0 | Herrmann | wro-open-c | Nimzo-Indian Defense: Rubinstein System | |
| Aug 2, 2021 | Herrmann | 1–0 | Szczypka | wro-open-c | Scandinavian Defense: Main Line, Mieses Variation | |