| Oct 17, 2025 | Mueller | ½–½ | ter Horst | Runde 8: Mueller, Frank - ter Horst, Carsten | Sicilian Defense: Closed | |
| Oct 16, 2025 | Kersten | 1–0 | Mueller | Runde 7: Kersten, Uwe - Mueller, Frank | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Oct 15, 2025 | Mueller | 1–0 | Korschunow | Runde 6: Mueller, Frank - Korschunow, Dennis | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Oct 14, 2025 | Alugili | 0–1 | Mueller | Runde 5: Alugili, Yosef - Mueller, Frank | Sicilian Defense: Kan Variation, Knight Variation | |
| Oct 13, 2025 | Mueller | 0–1 | Mann | Runde 4: Mueller, Frank - Mann, Gergely | French Defense: Schlechter Variation | |
| Oct 12, 2025 | Aryan Goyal | 0–1 | Mueller | Runde 3: Aryan Goyal - Mueller, Frank | Sicilian Defense: French Variation, Westerinen Attack | |
| Oct 12, 2025 | Mueller | 1–0 | Tober | Runde 2: Mueller, Frank - Tober, Julian | Sicilian Defense: Closed | |
| Oct 11, 2025 | Bagrationi | 1–0 | Mueller | Runde 1: Bagrationi, Alexander - Mueller, Frank | Sicilian Defense: McDonnell Attack, Tal Gambit | |
| Jun 21, 2025 | Ohler | 1–0 | Mueller | Round 6: Ohler, Julius - Mueller, Frank | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jun 21, 2025 | Mueller | 1–0 | Zhuikov | Round 5: Mueller, Frank - Zhuikov, Edgard | Ruy Lopez: Closed | |
| Jun 20, 2025 | Wezel | 0–1 | Mueller | Round 4: Wezel, Sebastian - Mueller, Frank | Sicilian Defense: Taimanov Variation, Szén Variation | |
| Jun 9, 2025 | Potrafke | 0–1 | Mueller | Round 7: Potrafke, Lukas - Mueller, Frank | Sicilian Defense: Kan Variation, Knight Variation | |
| Jun 9, 2025 | Mueller | ½–½ | Wilde | Round 6: Mueller, Frank - Wilde, Justin | Sicilian Defense: Closed | |
| Jun 8, 2025 | Breitkopf-Lazar | ½–½ | Mueller | Round 4: Breitkopf-Lazar, Patrick-Robert - Mueller, Frank | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jun 7, 2025 | Mueller | 1–0 | Truskawa | Round 3: Mueller, Frank - Truskawa, Adrian | French Defense: Schlechter Variation | |
| Jun 7, 2025 | Jusic | 0–1 | Mueller | Round 2: Jusic, Ahmed - Mueller, Frank | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Jun 6, 2025 | Mueller | ½–½ | Connemann | Round 1: Mueller, Frank - Connemann, Mirko | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Oct 19, 2024 | Kreis | ½–½ | Mueller | Round 9: Kreis, Karl-Heinz - Mueller, Frank | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Oct 18, 2024 | Mueller | ½–½ | Oeztekin | Round 8: Mueller, Frank - Oeztekin, Taylan | Ruy Lopez: Berlin Defense | |
| Oct 17, 2024 | Sharvaanica A S | ½–½ | Mueller | Round 7: Sharvaanica A S - Mueller, Frank | Rapport-Jobava System | |
| Oct 16, 2024 | Mueller | ½–½ | Meyer | Round 6: Mueller, Frank - Meyer, Ulrich | Sicilian Defense: Closed | |
| Oct 13, 2024 | Schmitzer | 1–0 | Mueller | Round 2: Schmitzer, Klaus - Mueller, Frank | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Oct 12, 2024 | Mueller | 1–0 | Kamp | Round 1: Mueller, Frank - Kamp, Adrian | Sicilian Defense: Closed | |
| Apr 1, 2024 | Mueller | ½–½ | Walczewski | Round 8: Mueller, Frank - Walczewski, Christopher | Sicilian Defense: Closed | |
| Mar 31, 2024 | Stakenburg | 0–1 | Mueller | Round 6: Stakenburg, Alexander - Mueller, Frank | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Mar 30, 2024 | Wenzke | 1–0 | Mueller | Round 5: Wenzke, Elias - Mueller, Frank | Grünfeld Defense: Stockholm Variation | |
| Mar 30, 2024 | Mueller | 1–0 | Plotz | Round 4: Mueller, Frank - Plotz, Noah | Sicilian Defense: Closed | |
| Mar 29, 2024 | Sakhra | ½–½ | Mueller | Round 2: Sakhra, Roman - Mueller, Frank | London System | |
| Mar 28, 2024 | Mueller | ½–½ | Kirchner | Round 1: Mueller, Frank - Kirchner, Emil | Caro-Kann Defense: Exchange Variation | |
| Nov 6, 2022 | Paprocki | 1–0 | Mueller | 25th Open Bavarian Championship | ? | |
| Nov 7, 2021 | Forchert | 1–0 | Mueller | 24th Open Bavarian Championship | Sicilian Defense: Taimanov Variation, Szén Variation | |
| Nov 6, 2021 | Mueller | 0–1 | Soham Das | 24th Open Bavarian Championship | Caro-Kann Defense: Tartakower Variation | |
| Nov 5, 2021 | Huber | 0–1 | Mueller | 24th Open Bavarian Championship | Neo-Grünfeld Defense: Exchange Variation | |
| Nov 4, 2021 | Mueller | 1–0 | Schneider | 24th Open Bavarian Championship | ? | |
| Nov 3, 2021 | De la Riva Real | 0–1 | Mueller | 24th Open Bavarian Championship | ? | |
| Nov 2, 2021 | Mueller | ½–½ | Bernstein | 24th Open Bavarian Championship | ? | |
| Nov 1, 2021 | Zey | 0–1 | Mueller | 24th Open Bavarian Championship | ? | |
| Oct 31, 2021 | Mueller | ½–½ | Hirstel | 24th Open Bavarian Championship | ? | |
| Oct 30, 2021 | Oberhofer | * | Mueller | 24th Open Bavarian Championship | ? | |