| — | Zeller | 1–0 | Graf | Schachbundesliga Runde 8 | Ruy Lopez: Closed, Flohr System | |
| — | Zeller | ½–½ | Michalczak | Grenke Open | King's Indian Attack | |
| — | Wagner | ½–½ | Zeller | Schachbundesliga Runde 7 | King's Indian Defense: Orthodox Variation, Aronin-Taimanov Defense | |
| — | Peng | 1–0 | Zeller | Grenke Open | Four Knights Game: Scotch Variation Accepted | |
| Jun 23, 2026 | Feher | ½–½ | Zeller | SUI-chT Nyon-Bodan | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Jun 21, 2026 | Zeller | 0–1 | Peng | Schweizer Mannschaftsmeisterschaft 2026, Nationalliga A | Vienna Gambit, with Max Lange Defense: Steinitz Gambit, Fraser-Minckwitz Defense | |
| Jun 10, 2026 | Zeller | ½–½ | Collutiis | Round 9: Zeller, Frank - Collutiis, Duilio | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jun 9, 2026 | Melikhov | 0–1 | Zeller | Round 8: Melikhov, Evgeny V. - Zeller, Frank | Benko Gambit Accepted: Pawn Return Variation | |
| Jun 8, 2026 | Zeller | 1–0 | Kirszenberg | Round 7: Zeller, Frank - Kirszenberg, Marc | Réti Opening: Anglo-Slav Variation, with g3 | |
| Jun 7, 2026 | Dunnington | ½–½ | Zeller | Round 6: Dunnington, Angus J - Zeller, Frank | Pseudo Queen's Indian Defense | |
| Jun 6, 2026 | Zeller | 1–0 | Brionne | Round 5: Zeller, Frank - Brionne, Thierry | Dutch Defense: Raphael Variation | |
| Jun 5, 2026 | Thirion | 1–0 | Zeller | Round 4: Thirion, Marcel - Zeller, Frank | English Opening: Symmetrical Variation, Botvinnik System | |
| Jun 4, 2026 | Zeller | 1–0 | Genovese | Round 3: Zeller, Frank - Genovese, Alberto | Queen's Gambit Declined | |
| Jun 3, 2026 | Fabiano | 1–0 | Zeller | Round 2: Fabiano, Giuseppe Edoardo - Zeller, Frank | Queen's Pawn Game: London System | |
| Jun 2, 2026 | Zeller | 1–0 | Carosso | Round 1: Zeller, Frank - Carosso, Andrea | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Apr 21, 2026 | Zeller | ½–½ | Jenni | SMM NLA 2026 | English Opening: Symmetrical Variation, Hedgehog Defense | |
| Apr 3, 2026 | Zeller | 0–1 | Koellner | Grenke Chess Festival 2026 Open | English Opening: Agincourt Defense | |
| Mar 22, 2026 | Lutz | ½–½ | Zeller | Schachbundesliga 2025/2026 | Queen's Gambit Declined: Vienna Variation, Quiet Variation | |
| Mar 21, 2026 | Zeller | ½–½ | Poltorak | Schachbundesliga 2025/2026 | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Mar 17, 2026 | Haag | 1–0 | Zeller | SUI-chT Riehen-Bodan | Queen's Indian Defense: Petrosian Variation | |
| Jan 5, 2026 | Zeller | 0–1 | Eull | 36. Staufer Open 2026 A | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jan 5, 2026 | Weber | ½–½ | Zeller | 36. Staufer Open 2026 A | Sicilian Defense: Modern Variations | |
| Jan 4, 2026 | Zeller | 1–0 | Friedrich | 36. Staufer Open 2026 A | Nimzo-Indian Defense: Sämisch Variation | |
| Jan 4, 2026 | Farkash | 0–1 | Zeller | 36. Staufer Open 2026 A | Sicilian Defense: Moscow Variation, Moscow Gambit | |
| Jan 3, 2026 | Ratushnyi | ½–½ | Zeller | 36. Staufer Open 2026 A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jan 2, 2026 | Zeller | 0–1 | Schulz | 36. Staufer Open 2026 A | Vienna Game: Mieses Variation | |
| Jan 2, 2026 | Smolny | 0–1 | Zeller | 36. Staufer Open 2026 A | Nimzo-Indian Defense: Normal Variation | |
| Nov 1, 2025 | Zeller | 1–0 | Prasad | Round 11: Zeller, Frank - Prasad, Devaki V | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Oct 31, 2025 | Plotkin | ½–½ | Zeller | Round 10: Plotkin, Victor - Zeller, Frank | Sicilian Defense: Moscow Variation | |
| Oct 30, 2025 | Zeller | 0–1 | Maksimenko | Round 9: Zeller, Frank - Maksimenko, Andrei | Sicilian Defense: Najdorf Variation, Poisoned Pawn Variation | |
| Oct 29, 2025 | Milat | 0–1 | Zeller | Round 8: Milat, Marcel - Zeller, Frank | Benoni Defense: Fianchetto Variation | |
| Oct 28, 2025 | Zeller | 0–1 | Motwani | Round 7: Zeller, Frank - Motwani, Paul | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Oct 26, 2025 | Zeller | 1–0 | Estrada Nieto | Round 6: Zeller, Frank - Estrada Nieto, Julian | Réti Opening: Reversed Blumenfeld Gambit | |
| Oct 25, 2025 | Khurelbaatar | 0–1 | Zeller | Round 5: Khurelbaatar, Duudei - Zeller, Frank | Sicilian Defense: Kan Variation, Knight Variation | |
| Oct 24, 2025 | Zeller | ½–½ | Dougherty | Round 4: Zeller, Frank - Dougherty, Michael | Queen's Pawn Game: Modern Defense | |
| Oct 22, 2025 | Zeller | 1–0 | Bayramov | Round 2: Zeller, Frank - Bayramov, Vugar | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Oct 21, 2025 | Alvarado | 0–1 | Zeller | Round 1: Alvarado, Carlos - Zeller, Frank | Zukertort Opening: Sicilian Invitation | |
| Oct 20, 2025 | Kazhgaleyev | 1–0 | Zeller | Round 3: Kazhgaleyev, Murtas - Zeller, Frank | Torre Attack: Classical Defense, Nimzowitsch Variation | |
| Oct 12, 2025 | Zeller | 1–0 | Marzano | Round 9: Zeller, Frank - Marzano, Carlo | Italian Game: Hungarian Defense | |
| Oct 11, 2025 | Montorsi | ½–½ | Zeller | Round 8: Montorsi, Matteo - Zeller, Frank | Sicilian Defense: Closed, Korchnoi Defense | |
| Oct 10, 2025 | Zeller | 1–0 | Soham Dey | Round 7: Zeller, Frank - Soham Dey | King's Indian Attack | |
| Oct 9, 2025 | Zeller | 1–0 | Ezra Paul Chambers | Round 5: Zeller, Frank - Ezra Paul Chambers | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Oct 7, 2025 | Zeller | 1–0 | Lezzerini | Round 4: Zeller, Frank - Lezzerini, Marco | Queen's Gambit Declined: Neo-Orthodox Variation, Main Line | |
| Oct 6, 2025 | Baeuml | 0–1 | Zeller | Round 3: Baeuml, Ulrich - Zeller, Frank | Queen's Pawn Game: Symmetrical Variation | |
| Oct 5, 2025 | Zeller | 1–0 | Lagrotteria | Round 2: Zeller, Frank - Lagrotteria, Salvatore | English Opening: Symmetrical Variation, Normal Variation | |
| Oct 5, 2025 | Ruffenach | 0–1 | Zeller | Round 1: Ruffenach, Alain - Zeller, Frank | Benko Gambit Declined: Main Line | |
| Oct 3, 2025 | Utsab Chatterjee | 1–0 | Zeller | Round 6: Utsab Chatterjee - Zeller, Frank | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Sep 28, 2025 | Grigorian | ½–½ | Zeller | Schachbundesliga 2025/26 | Nimzo-Indian Defense: Rubinstein System, Hübner Variation | |
| Sep 27, 2025 | Zeller | 0–1 | Culum | Schachbundesliga 2025/26 | Nimzo-Indian Defense: Sämisch Variation, Capablanca Variation | |
| Apr 19, 2025 | Zeller | 0–1 | Fridman | Freestyle Chess Open A | ? | |
| Apr 18, 2025 | Grandelius | 1–0 | Zeller | Round 2: Grandelius, Nils - Zeller, Frank | ? | |
| Jan 6, 2025 | Dordevic | 0–1 | Zeller | 35. Staufer Open 2025 | Blumenfeld Countergambit Accepted | |
| Jan 5, 2025 | Zeller | ½–½ | Luebke | 35. Staufer Open 2025 | Grünfeld Defense: Three Knights Variation | |
| Jan 5, 2025 | Noe | 1–0 | Zeller | 35. Staufer Open 2025 | King's Indian Defense: Makogonov Variation | |
| Jan 4, 2025 | Zeller | ½–½ | Kocak | 35. Staufer Open 2025 | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Jan 4, 2025 | Zeller | 1–0 | Aepfler | 35. Staufer Open 2025 | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Jan 3, 2025 | Melestean | 0–1 | Zeller | 35. Staufer Open 2025 | Benoni Defense | |
| Jan 3, 2025 | Peng | ½–½ | Zeller | 35. Staufer Open 2025 | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Oct 13, 2024 | Zeller | 0–1 | Ochedzan | 46th International Chess Open Citta di Arco - A | English Opening: Romanishin Gambit | |
| Oct 12, 2024 | Smith | 1–0 | Zeller | 46th International Chess Open Citta di Arco - A | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Oct 11, 2024 | Zeller | 1–0 | Lohia | 46th International Chess Open Citta di Arco - A | King's Indian Attack | |
| Oct 10, 2024 | Zeller | 1–0 | Perman | 46th International Chess Open Citta di Arco - A | King's Indian Defense: Orthodox Variation | |
| Oct 9, 2024 | Collutiis | ½–½ | Zeller | 46th International Chess Open Citta di Arco - A | Trompowsky Attack | |
| Oct 8, 2024 | Zeller | 1–0 | Kwiatkowski | 46th International Chess Open Citta di Arco - A | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Oct 7, 2024 | Makropoulou | ½–½ | Zeller | 46th International Chess Open Citta di Arco - A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Oct 6, 2024 | Zeller | 1–0 | Kind | 46th International Chess Open Citta di Arco - A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Oct 5, 2024 | Lo Martire | 0–1 | Zeller | 46th International Chess Open Citta di Arco - A | Sicilian Defense: Closed, Traditional | |
| Aug 25, 2024 | Pelletier | 1–0 | Zeller | SUI-chT Zuerich-Bodan | Queen's Gambit Accepted: Classical Defense, Rubinstein Variation | |
| Aug 24, 2024 | Zeller | 0–1 | Prusikin | SUI-chT Bodan-Wollishofen | French Defense: Alekhine-Chatard Attack, Albin-Chatard Gambit | |
| Jul 21, 2024 | Zeller | ½–½ | Helmer | Round 9: Zeller, Frank - Helmer, Jan | Sicilian Defense: Closed, Traditional | |
| Jul 20, 2024 | Czaeczine | 0–1 | Zeller | Round 8: Czaeczine, Anne - Zeller, Frank | Sicilian Defense: Accelerated Dragon, Exchange Variation | |
| Jul 19, 2024 | Zeller | ½–½ | Kracht | Round 7: Zeller, Frank - Kracht, Raphael | King's Indian Attack: Sicilian Variation | |
| Jul 19, 2024 | Herbrig | ½–½ | Zeller | Round 6: Herbrig, Alexander - Zeller, Frank | Catalan Opening: Closed | |
| Jul 18, 2024 | Zimmermann | 0–1 | Zeller | Round 4: Zimmermann, Rene, Dr. - Zeller, Frank | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Jul 17, 2024 | Zeller | 1–0 | Pascual | Round 3: Zeller, Frank - Pascual, Diego | Pirc Defense: 150 Attack | |
| Jul 17, 2024 | Bui | * | Zeller | Round 2: Bui, Hai Lam - Zeller, Frank | Sicilian Defense: Kan Variation, Modern Variation | |
| Jul 16, 2024 | Zeller | ½–½ | Hacker | Round 5: Zeller, Frank - Hacker, Jonas | Nimzo-Indian Defense: Normal Variation | |
| Jul 16, 2024 | Zeller | 1–0 | Mehner | Round 1: Zeller, Frank - Mehner, Lorenz | King's Indian Attack: Sicilian Variation | |
| Jun 23, 2024 | Brunello | 1–0 | Zeller | SUI-chT Mendrisio-Bodan | King's Indian Defense: Orthodox Variation | |
| May 26, 2024 | Zeller | ½–½ | Stojanovic | SUI-chT Bodan-Reti | French Defense: Advance Variation | |
| Apr 14, 2024 | Zeller | 0–1 | Hasenohr | SUI-chT Bodan-Winterthur | King's Indian Attack | |
| Mar 31, 2024 | Zeller | 0–1 | Haring | Grenke Chess Open 2024 | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Mar 31, 2024 | Ferey | 0–1 | Zeller | new tournament description | ? | |
| Mar 30, 2024 | Zeller | ½–½ | Meier | Grenke Chess Open 2024 | French Defense: Burn Variation | |
| Mar 30, 2024 | Heberla | 0–1 | Zeller | Grenke Chess Open 2024 | Nimzo-Indian Defense: Normal Variation | |
| Feb 25, 2024 | Zelcic | 1–0 | Zeller | Schachbundesliga 23/24 | Scotch Game: Scotch Gambit, Advance Variation | |
| Feb 24, 2024 | Pruijssers | ½–½ | Zeller | Schachbundesliga 23/24 | Nimzo-Larsen Attack | |
| Feb 23, 2024 | Bischoff | ½–½ | Zeller | Schachbundesliga 23/24 | Hungarian Opening | |
| Jan 14, 2024 | Zeller | 1–0 | Heinz | 1. Bundesliga | Queen's Gambit Declined: Anti-Tartakower Variation, Petrosian Variation | |
| Jan 13, 2024 | Movsesian | 1–0 | Zeller | 1. Bundesliga | Sicilian Defense: Richter-Rauzer Variation, Dragon Variation | |
| May 15, 2022 | Gustafsson | 1–0 | Zeller | Schachbundesliga | Benoni Defense: King's Pawn Line | |
| May 14, 2022 | Kollars | 1–0 | Zeller | Schachbundesliga | Ruy Lopez: Closed, Zaitsev System | |
| Feb 23, 2020 | Boguslawski | ½–½ | Zeller | Schachbundesliga | Sicilian Defense: Najdorf Variation, Lipnitsky Attack | |
| Feb 22, 2020 | Buhmann | ½–½ | Zeller | Schachbundesliga | English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense | |
| Feb 9, 2020 | Zeller | 1–0 | Meinhardt | Schachbundesliga | Sicilian Defense: Four Knights Variation, Exchange Variation | |
| Feb 8, 2020 | Meessen | 1–0 | Zeller | Schachbundesliga | Benoni Defense: King's Pawn Line | |
| Nov 24, 2019 | Zeller | ½–½ | Pakleza | Schachbundesliga | Pirc Defense: Classical Variation, Quiet System, Chigorin Line | |