Portal:Germany/Anniversaries/June/June 28
- 1490 – Birth of Albert of Mainz, Archbishop of Mainz and Archbishop of Magdeburg
- 1903 – The Deutsches Museum is founded
- 1906 – Birth of physicist Maria Goeppert-Mayer, winner of the 1963 Nobel Prize in Physics
- 1943 – Birth of physicist Klaus von Klitzing, winner of the 1985 Nobel Prize in Physics
- 1968 – The German Emergency Acts come into effect