Familienlinien: DÜRRFELD, KOEPPEN, KÖHLER, MERKER.
Orte: Kemberg, Wittenberg, Sachsen-Anhalt, Germany; Helmstedt, Helmstedt, Lower Saxony, Germany; Lebus, Markisch-Oderland, Brandenburg, Germany; Wilmersdorf, Berlin, Berlin, Germany; Kreuzberg, Berlin, Berlin, Germany.