Conrad I, Count of Oldenburg

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Conrad I
Count of Oldenburg
Reign 1344–1367
Predecessor John III
Successor Conrad II
Spouse(s) Ingeborg of Holstein-Plön
Conrad II
Gerard of Oldenburg
Agnes, Countess von Winstorf
Christian V
Noble family House of Oldenburg
Father John II, Count of Oldenburg
Mother Hedwig of Diepholz
Born Oldenburg, Oldenburg, Germany
Died 1367

Conrad I of Oldenburg (German: Konrad I. von Oldenburg; died 1367) was the Count of Oldenburg from 1344 to 1367. He succeeded his brother, John III of Oldenburg.

He was the son of John II of Oldenburg and Hedwig of Diepholz.[1] Conrad married Ingeborg, the daughter of Count Gerhard IV of Holstein-Plön. They had four children:

Conrad I of Oldenburg is also a male-line ancestor of Queen Margrethe II of Denmark and of Philip, Duke of Edinburgh, and thus of Charles, Prince of Wales.


Conrad I, Count of Oldenburg
Died: 1367
Regnal titles
Preceded by
John III with
Christian IV
Count of Oldenburg
with his half-brother John III (1301/05–1342)
and his nephew John IV (1345–1356)
Succeeded by
John IV with
Conrad II and
Christian V