John I, Count of Oldenburg

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John I, Count of Oldenburg
Bornc. 1210
Diedc. 1270
Noble familyHouse of Oldenburg
Spouse(s)Richeza of Hoya-Stumpenhausen
FatherChristian II, Count of Oldenburg
MotherAgnes of Altena-Isenburg

John I, Count of Oldenburg (c. 1210c. 1270) was a ruling Count of Oldenburg from 1233 until his death.

Life

His father, Christian II, had ruled jointly with his uncle, Otto I. After Christian II died in 1233, Otto I acted as guardian for the underage John I. When John I came of age, he ruled jointly with Otto I. After Otto I died in 1251, John I ruled alone.

In 1244, Otto I and John I together founded the

Cistercian Rosenthal monastery in Menslage
. In 1251, the monastery moved to a fort in the Börsteler Forest, which John I already owned.

In 1258 and 1259, he fought in the Bremen Prince-Archbishopric Feud on the side of his cousin Hildebold of Wunstorf against Rüstringen, Östringen and Stedingen. When the feud had ended, he kept the territories he had conquered.

After a dispute with the City of Bremen, he had to cede the castle in Berne. As a replacement, John I and his uncle built a castle in Delmenhorst, which provoked a strong reaction from Stedingen.

Like his predecessors, he had many disputes with his relatives, the Counts of Oldenburg-

Bremen
. This resulted in Oldenburg and Delmenhorst being almost completely surrounded by these territories, and led to centuries of disputes between the Counts of Oldenburg and the two Prince-Bishops.

John I was a direct patrilineal ancestor of the British

Tsars of Russia
.

Marriage and issue

He married Richeza, a daughter of Count Henry II of Hoya, and had the following children:

See also

  • List of rulers of Oldenburg

References

  • Hans Friedl, Wolfgang Günther, Hilke Günther-Arndt, and Heinrich Schmidt (eds.): Biographisches Handbuch zur Geschichte des Landes Oldenburg, Oldenburg, 1992,

Footnotes

John I, Count of Oldenburg
Born: c. 1204 Died: c. 1270
Regnal titles
Preceded by
Otto I
(1209–1251)
Succeeded by