Portal:Germany/Anniversaries/July/July 3
- 1676 – Birth of Leopold I, Prince of Anhalt-Dessau, called the Old Dessauer
- 1866 – The Austro-Prussian war ends with a Prussian victory in the Battle of Königgrätz
- 1875 – Birth of surgeon Ferdinand Sauerbruch
- 1932 – Birth of GDR politician Alexander Schalck-Golodkowski