Wilhelm, Duke of Oldenburg
| William I | |||||
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| Duke of Oldenburg | |||||
| Reign | 6 July 1785 –2 July 1823 | ||||
| Predecessor | Frederick Augustus I | ||||
| Successor | Peter I | ||||
| Born | 3 January 1754 Eutin, Prince-bishopric of Lübeck | ||||
| Died | 2 July 1823 (aged 69) Schloss Plön, Plön, Duchy of Holstein | ||||
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| House | House of Holstein-Gottorp | ||||
| Father | Frederick August I, Duke of Oldenburg | ||||
| Mother | Princess Ulrike Friederike Wilhelmine of Hesse-Kassel | ||||
Peter Friedrich Wilhelm, Duke of Oldenburg (born 3 January 1754 at Eutin Castle in Eutin, died 2 July 1823 at Schloss Plön in Plön) was a Duke of Oldenburg. He succeeded his father, Friedrich August I, Duke of Oldenburg as the Duke of Oldenburg in 1785. Wilhelm's mother was Princess Ulrike Friederike Wilhelmine of Hesse-Kassel.
Wilhelm, Duke of Oldenburg House of Holstein-Gottorp Cadet branch of the House of Oldenburg Born: 3 January 1754 Died: 2 July 1823
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| Regnal titles | ||
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| Preceded by Frederick Augustus I |
Duke of Oldenburg 6 July 1785 – 2 July 1823 |
Succeeded by Peter I |