| 30 ago 2026 | Jansen, Dirk Norbert 2120 | Mueer, Sebastian 2127 | ½-½ | B96 Defensa Siciliana: Najdorf Variation | Bezirkseinzelmeisterschaft 2026 | 34 | Ver |
| 30 ago 2026 | Mueer, Sebastian 2127 | Bundan, Edward 2072 | 1-0 | E20 Defensa Nimzoindia: Kmoch Variation | Bezirkseinzelmeisterschaft 2026 | 36 | Ver |
| 29 ago 2026 | Alpers, Arne 2017 | Mueer, Sebastian 2127 | ½-½ | D35 Gambito de Dama rehusado: Exchange Variation, Positional Variation | Bezirkseinzelmeisterschaft 2026 | 65 | Ver |
| 6 jun 2026 | Mueer, Sebastian 2110 | Stelmaszyk, Nico 2359 | ½-½ | D35 Gambito de Dama rehusado: Exchange Variation, Positional Variation | Pokalmannschaftsmeisterschaft Niedersachsen/Bremen | 23 | Ver |
| 1 jun 2026 | Mueer, Sebastian 2110 | Tonndorf, Matthias 2220 | ½-½ | E25 Defensa Nimzoindia: Sämisch Variation | Pokalmannschaftsmeisterschaft Niedersachsen/Bremen | 71 | Ver |
| 1 jun 2026 | Bargsten, Justus 2255 | Mueer, Sebastian 2110 | 1-0 | D24 Gambito de Dama aceptado | Pokalmannschaftsmeisterschaft Niedersachsen/Bremen | 40 | Ver |
| 22 may 2026 | Kurt, Sascha 2325 | Mueer, Sebastian 2125 | 1-0 | B90 Defensa Siciliana: Najdorf Variation, Adams Attack | 18th BPB Limburg Open | Open | 41 | Ver |
| 16 ene 2026 | Mueer, Sebastian 2206 | Ouaki, Mark 2128 | 0-1 | E20 Defensa Nimzoindia: Kmoch Variation | Prague Open 2026 - A IM Open | 46 | Ver |
| 13 ene 2026 | Legrand, Hugo 2045 | Mueer, Sebastian 2206 | ½-½ | C39 Gambito de Rey aceptado: Kieseritzky Gambit, Berlin Defense, de Riviere Variation | Prague Open 2026 - A IM Open | 14 | Ver |
| 10 ene 2026 | Mueer, Sebastian 2206 | Ejsymont, Blanka 2051 | 0-1 | E20 Defensa Nimzoindia: Kmoch Variation | Prague Open 2026 - A IM Open | 63 | Ver |
| 4 ene 2026 | Sauer, Tim 2269 | Mueer, Sebastian 2206 | ½-½ | A13 Apertura Inglesa: Agincourt Defense, Wimpy System | Runde 5: Sauer, Tim - Mueer, Sebastian | 40 | Ver |
| 3 ene 2026 | Mueer, Sebastian 2206 | von Estorff, Jacob 2231 | 0-1 | D35 Gambito de Dama rehusado: Exchange Variation, Positional Variation | Runde 4: Mueer, Sebastian - von Estorff, Jacob | 61 | Ver |
| 3 ene 2026 | Bundan, Edward 2103 | Mueer, Sebastian 2206 | 1-0 | B96 Defensa Siciliana: Najdorf Variation | Runde 3: Bundan, Edward - Mueer, Sebastian | 44 | Ver |
| 2 ene 2026 | Mueer, Sebastian 2206 | Scheffner, Jarno 2010 | 1-0 | D85 Defensa Grünfeld: Exchange Variation, Modern Exchange Variation | Runde 2: Mueer, Sebastian - Scheffner, Jarno | 27 | Ver |
| 2 ene 2026 | Stelmaszyk, Nico 2360 | Mueer, Sebastian 2206 | 1-0 | B22 Defensa Siciliana: Delayed Alapin Variation | Runde 1: Stelmaszyk, Nico - Mueer, Sebastian | 50 | Ver |
| 30 dic 2025 | Bundan, Edward 2080 | Mueer, Sebastian 2215 | 1-0 | B99 Defensa Siciliana: Najdorf Variation, Main Line | Bremer Silvester Open 2025 | A | 75 | Ver |
| 29 dic 2025 | Mueer, Sebastian 2215 | Tiarks, Jann-Christian 2222 | 1-0 | D31 Defensa Semieslava: Anti-Noteboom, Stonewall Variation, Portisch Gambit | Bremer Silvester Open 2025 | A | 26 | Ver |
| 29 dic 2025 | Mueer, Sebastian 2215 | Nechitaylo, Nikita 2233 | 0-1 | D37 Gambito de Dama rehusado: Three Knights Variation | Bremer Silvester Open 2025 | A | 38 | Ver |
| 28 dic 2025 | Tibke, Jonas 2042 | Mueer, Sebastian 2215 | 0-1 | B22 Defensa Siciliana: Delayed Alapin Variation | Bremer Silvester Open 2025 | A | 28 | Ver |
| 27 dic 2025 | Moewisch, Dave 2014 | Mueer, Sebastian 2215 | 1-0 | B45 Defensa Siciliana: Four Knights Variation | Bremer Silvester Open 2025 | A | 61 | Ver |