He was the son of Christian III, Count of Oldenburg.
His mother was either Hedwig von Oldenburg in Wildeshausen[1] or Jutta of Bentheim.
His first marriage was to Elisabeth, the daughter of John, Duke of Brunswick and Lunenburg and Liutgard von Holstein-Itzehoe.
His second marriage was to Countess Hedwig of Diepholz.
This article about a member of the German nobility is a stub.