Glettkau is a place, that after the Versailles Treaty belonged to Free City of Danzig and was situated in the administrative region Danziger Höhe.
Glettkau was formerly part of the German Empire. In the German Empire, the place was called Glettkau (Danzig-Glettkau). The place is now called Jelitkiwo (Gdańsk-Jelitkowo) and belongs to Poland.