Frohnau is located in Berlin city, Germany at the 52.6334, 13.2902 coordinates. Distance from Frohnau to other cities. are listed below, click on the city name to find distance between. Distance from Frohnau to Prenzlauer Berg Bezirk 14 km, to Bezirk Kreuzberg 17 km, to Charlottenburg Bezirk 13 km. The green marker indicates the location of Frohnau.