Duke Peter of Oldenburg

(1926-2016) (1926–2016)

Parents

• Nikolaus, Hereditary Grand Duke of Oldenburg
• Princess Helene of Waldeck and Pyrmont

Children

• Margarete von Holstein-Gottorp, Herzogin von Oldenburg
• Nikolaus von Holstein-Gottorp, Herzog von Oldenburg
• Georg-Moritz von Holstein-Gottorp, Herzog von Oldenburg
• Duke Friedrich August of Oldenburg

Siblings

• Duke Johann of Oldenburg
• Huno Herzog von Oldenburg
• Duchess Altburg of Oldenburg
• Duke Egilmar of Oldenburg
• Duchess Rixa of Oldenburg
• Anton-Günther, Duke of Oldenburg
• Duke Friedrich August of Oldenburg
• Duchess Eilika of Oldenburg

Partners

• Gertrud Prinzessin zu Löwenstein-Wertheim-Freudenberg