Hauptplatz (German: "Main Square") is the name of a number of squares in German speaking cities:
Hauptplatz, the main square in the city of Graz, Austria Hauptplatz, a square in the city of Ried im Innkreis, Austria Hauptplatz (Salzburg), a square, now known as Residenzplatz, in the city of Salzburg, Austria Hauptplatz, a square in the city of Wiener Neustadt, Austria
See also Main Square (disambiguation)