| 09.01.2026 | Hildesheim (DE) | Bischofsmühle | Kirk Fletcher feat. Simon Oslender |
| 10.01.2026 | Bielefeld (DE) | Bielefelder Jazzclub | Kirk Fletcher feat. Simon Oslender |
| 11.01.2026 | Petershagen (DE) | Bluesnacht | Kirk Fletcher feat. Simon Oslender |
| 16.01.2026 | Germering (DE) | Stadthalle | Simon Oslender Trio feat. Claus Fischer & Jérôme Cardynaals |
| 20.01.2026 | Wuppertal (DE) | Alleestübchen | Roman Babik feat. Simon Oslender, Hendrik Smock & Mandingo |
| 30.01.2026 | Hameln (DE) | Doubletime Jazzclub | Thomas Stieger – Choices |
| 31.01.2026 | Minden (DE) | Jazzclub Minden | Thomas Stieger – Choices |
| 01.02.2026 | Aachen (DE) | Dumont | Thomas Stieger – Choices |
| 03.02.2026 | Kassel (DE) | Theaterstübchen | Thomas Stieger – Choices |
| 05.02.2026 | Stuttgart (DE) | BIX | Thomas Stieger – Choices |
| 20.02.2026 | Nürnberg (DE) | Tafelhalle | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 21.02.2026 | Nürnberg (DE) | Tafelhalle | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 22.02.2026 | Mainz (DE) | Frankfurter Hof | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 23.02.2026 | Kassel (DE) | Theaterstübchen | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 24.02.2026 | Berlin (DE) | Columbia Theater | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 26.02.2026 | Aschaffenburg (DE) | Stadttheater | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 27.02.2026 | Köln (DE) | Gloria | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 28.02.2026 | Karlsruhe (DE) | Tollhaus | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 12.03.2026 | Baden-Baden (DE) | Kurhaus | Mr. M’s Jazzclub feat. Nathan East guests: Ivan Lins, Peter Fessler, Celine Rudolph |
| 13.03.2026 | Baden-Baden (DE) | Kurhaus | Mr. M’s Jazzclub feat. Nathan East guests: Kennedy Administration, NI-KA |
| 14.03.2026 | Baden-Baden (DE) | Kurhaus | Mr. M’s Jazzclub feat. Nathan East guests: Claude McKnight, Laura Prince |
| 19.03.2026 | Burghausen (DE) | Jazzwoche Burghausen | Wolfgang Haffner All Star Celebration w/ Nils Landgren, Viktoria Tolstoy, Shantel |
| 04.04.2026 | Stuttgart (DE) | Theaterhaus | Wolfgang Haffner Groove All Stars w/ Ulf Wakenius, Tony Lakatos, Flo Dauner |
| 05.04.2026 | Heerlen (NL) | Cultuurhuis | Jo Didderen & L’Equipe De Rêve |
| 11.04.2026 | Las Palmas (ES) | Auditorium Alfredo Kraus | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 12.04.2026 | Madrid (ES) | Babylon | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 17.04.2026 | Feldafing (DE) | Jazz Am See | Simon Oslender Trio feat. Claus Fischer & Jérôme Cardynaals |
| 18.04.2026 | Herdecke (DE) | Werner-Richard-Saal | Simon Oslender Trio feat. Claus Fischer & Jérôme Cardynaals |
| 26.04.2026 | München (DE) | Muffathalle | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 27.04.2026 | Allensbach (DE) | Jazz Am See | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 30.04.2026 | Bielefeld (DE) | Rudolf-Oetker-Halle | Simon Oslender Trio feat. Ida Sand w/ Claus Fischer & Jérôme Cardynaals |
| 06.05.2026 | Bremen (DE) | Glocke | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 07.05.2026 | Rottweil (DE) | Jazzfest Rottweil | Wolfgang Haffner – The Jubilee Concert featuring Nils Landgren |
| 14.05.2026 | Elmau (DE) | Schloss Elmau | Wolfgang Haffner Trio w/ Simon Oslender & Thomas Stieger |
| 16.05.2026 | Elmau (DE) | Schloss Elmau | Wolfgang Haffner Trio feat. Shantel w/ Simon Oslender & Thomas Stieger |
| 23.05.2026 | Hildesheim (DE) | Jazztime | Thomas Quasthoff |
| 04.06.2026 | Eupen (BE) | Alter Schlachthof | Simon Oslender Trio meets Randy Brecker feat. Claus Fischer & Jérôme Cardynaals |
| 06.06.2026 | Potsdam (DE) | Nikolaisaal | Simon Oslender Trio meets Randy Brecker feat. Claus Fischer & Jérôme Cardynaals |
| 11.06.2026 | Coburg (DE) | iT’Z Jazz Festival | Simon Oslender Trio meets Bruno Müller feat. Claus Fischer & Jérôme Cardynaals |
| 12.06.2026 | Coburg (DE) | iT’Z Jazz Festival | Jakob Manz Groove Connection |
| 25.06.2026 | Nordhorn (DE) | Capitol | Wolfgang Haffner – The Jubilee Concert w/ Simon Oslender & Thomas Stieger |
| 26.06.2026 | Geisenheim (DE) | Schloss Johannisberg Rheingau Musik Festival | Wolfgang Haffner All Star Band feat. Viktoria Tolstoy, Ulf Wakenius, Jakob Manz, Shantel, Thomas Stieger |