| Apr 4, 2026 | Bernatz | * | Müller | 93. Pfälzischer Schachkongress 2026 | ? | |
| Apr 3, 2026 | Müller | 0–1 | Schroth | 93. Pfälzischer Schachkongress 2026 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Apr 3, 2026 | Schaser | * | Müller | 93. Pfälzischer Schachkongress 2026 | ? | |
| Mar 29, 2026 | Müller | * | Petrov | 93. Pfälzischer Schachkongress 2026 | ? | |
| Mar 29, 2026 | Golunski | * | Müller | 93. Pfälzischer Schachkongress 2026 | ? | |
| Mar 28, 2026 | Müller | 1–0 | Vijayaratnam | 93. Pfälzischer Schachkongress 2026 | Sicilian Defense: Old Sicilian | |
| Mar 27, 2026 | Kreuscher | 1–0 | Müller | 93. Pfälzischer Schachkongress 2026 | Scandinavian Defense | |
| Apr 19, 2025 | Müller | 1–0 | Kissel | 92. Pfälzischer Schachkongress | Modern Defense | |
| Apr 18, 2025 | Müller | ½–½ | Schroth | 92. Pfälzischer Schachkongress | Philidor Defense: Exchange Variation | |
| Apr 18, 2025 | Hoof | 0–1 | Müller | 92. Pfälzischer Schachkongress | Scandinavian Defense: Main Line | |
| Apr 13, 2025 | Müller | 1–0 | Sauer | 92. Pfälzischer Schachkongress | Italian Game: Classical Variation, Greco Gambit, Main Line | |
| Apr 13, 2025 | Laag | 1–0 | Müller | 92. Pfälzischer Schachkongress | Scandinavian Defense: Main Line | |
| Apr 12, 2025 | Schäfer | 1–0 | Müller | 92. Pfälzischer Schachkongress | English Opening: Anglo-Indian Defense | |
| Apr 11, 2025 | Müller | 1–0 | Theobald | 92. Pfälzischer Schachkongress | Caro-Kann Defense: Exchange Variation | |
| Mar 30, 2024 | Rainer Müller-Frank | 0–1 | Muller | Runde 7: Rainer Müller-Frank - Muller, Dirk | Queen's Pawn Game: Chigorin Variation | |
| Mar 29, 2024 | Muller | 1–0 | Fink | Runde 6: Muller, Dirk - Fink, Joachim | French Defense: Knight Variation | |
| Mar 29, 2024 | Kuschmann | 1–0 | Muller | Runde 5: Kuschmann, Klaus - Muller, Dirk | King's Pawn Game: MacLeod Attack | |
| Mar 24, 2024 | Müller | ½–½ | Agne | Runde 4: Muller, Dirk - Agne, Vanessa | Italian Game: Classical Variation, Albin Gambit | |
| Mar 24, 2024 | Wolfgang Kuntz | 0–1 | Muller | Runde 3: Wolfgang Kuntz - Muller, Dirk | Ponziani Opening: Jaenisch Counterattack | |
| Mar 23, 2024 | Muller | 0–1 | Mader | Runde 2: Muller, Dirk - Mader, Lena | Caro-Kann Defense: Exchange Variation | |
