Portal:Germany/Anniversaries/January/January 11
- 1852 – Birth of politician Constantin Fehrenbach, Chancellor of the Weimar Republic 1920-1921
- 1923 – The Occupation of the Ruhr starts with a French invasion of the Ruhr Area
- 1941 – Death of chess player Emanuel Lasker
- 2017 – The Elbphilharmonie in Hamburg is officially inaugurated