John VII, Count of Oldenburg count of Oldenburg and Delmenhorst (1540-1603) (1540–1603) Parents Sophie of Saxe-Lauenburg Anthony I, Count of Oldenburg Children Marie Elisabeth von Oldenburg Johann Friedrich von Oldenburg Magdalene of Oldenburg Catherine of Oldenburg Anthony Günther, Count of Oldenburg Anne Sofie von Oldenburg Siblings Anne von Oldenburg Katherine von Oldenburg Anton II of Oldenburg-Delmenhorst Christian von Oldenburg Clara von Oldenburg Partners Elisabeth von Schwarzburg