Father: Duke Dietrich of Oldenburg-Welsburg Born: 1390 Married: Unknown Died: February 14, 1444
Mother: Princess Heilwig of Schauenburg Born: Before 1415 Died: 1446
Children: 1. King Christian of Denmark (b.1425) 2. Princess Adelheid of Oldenburg (b.1427) 3. Duke Moritz V of Oldenburg-Delmenhorst (b.1428) 4. Duke Gerhard VI of Oldenburg-Oldenburg (b.1430)