Kirschau is a village and a former municipality in Upper Lusatia in the district of Bautzen in Saxony in Germany. Since 1 January 2011, it is part of the town Schirgiswalde-Kirschau. It is situated in a region called Lausitzer Bergland in the valley of the Spree and the Pilke, between the "Mönchswalderberg" and the "Lärchenberg" and belongs in respects of administration to the district of Bautzen.
The community is separated into four different parts called: Bederwitz, Kleinpostwitz, Rodewitz and Sonnenberg.
Coordinates 51°5'32.608" N 14°25'43.871" E