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During his childhood, Dietrich married a distant cousin, the
Countess Adelheid of Oldenburg-Delmenhorst, daughter of Oldenburg Count Otto IV of Delmenhorst, for reasons of succession and uniting the hereditary fiefs. Countess Adelheid is presumed to have died in 1404. In 1423, Dietrich married again,
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Dietrich's father, Christian V, managed to gain the upper hand when Conrad II's son
Maurice II died in 1420. After this, most of the Oldenburg family patrimony was under the rule of Dietrich's branch. However, the house had several minor branches with estates and claims, as was usual in any medieval
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Dietrich of
Oldenburg is said to have been a rival claimant to the crowns of Sweden and Denmark during the reign of Eric VII/Eric XIII, whose succession was through Christopher I of Denmark, the younger brother of the murdered Eric IV, and through Magnus I of Sweden, younger brother of the deposed
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Dietrich of
Oldenburg was the grandson of Ingeborg of Itzehoe, a Holstein princess who had married Count Conrad I of Oldenburg. After the death of her only brother, Count Gerhard V of Holstein-Itzehoe-Plön in 1350, Ingeborg and her issue were the heirs of her grandmother Ingeborg of Sweden (d.
451:, Count of Oldenburg (1430–1500); two years after his eldest brother had become king, he was given the county of Oldenburg, and from his other brother's heirs, he also inherited Delmenhorst in about 1483. The third son got his name from usages of the mother's Holstein clan.
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who had no male descendants. Since there were no other living legitimate descendants of King
Valdemar by this time, Dietrich was considered the heir general of Kings Valdemar I of Sweden and Eric IV of Denmark.
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His second marriage strengthened this interest in the
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having given birth to the first House of
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and, thus, sister of the reigning Duke Adolf VIII. All his legitimate children were born by his second wife.
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Archaeologisches Landesmuseum/Bibliothek - Schloß Gottorf, Schleswig
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468:Dietrich of Oldenburg is a direct ancestor of the
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377:Duke Gerhard VI of Schleswig and Holstein
109:Learn how and when to remove this message
1349:Henry I, Margrave of Brandenburg-Stendal
192:14 February 1440 (aged 41–42)
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767:Gerhard II, Count of Holstein-Plön
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243:Gerhard VI, Count of Oldenburg
58:"Dietrich, Count of Oldenburg"
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1537:Dietrich, Count of Oldenburg
647:18. Conrad, Count of Diepholz
390:and King Magnus I of Sweden.
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16:German noble (c. 1398 – 1440)
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965:Dietrich, Count of Oldenburg
911:11. Anastasia von Wittenberg
613:Conrad I, Count of Oldenburg
887:Niklot I, Count of Schwerin
555:John II, Count of Oldenburg
399:Queen Margrete I of Denmark
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320:Christian V of Oldenburg
153:Christian V of Oldenburg
1479:Teudericus de Oldenburg
478:Kingdom of the Hellenes
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1497:Dietrich von Oldenburg
702:19. Hedwig of Rietberg
482:Norwegian royal family
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366:Marriages and children
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278:Theoderic of Oldenburg
237:Christian I of Denmark
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1375:Sophie of Brandenburg
324:Conrad I of Oldenburg
127:Dietrich of Oldenburg
1506:Thierry d'Oldenbourg
672:Hedwige von Diepholz
474:British royal family
43:improve this article
1626:Counts of Oldenburg
1488:Didrik af Oldenborg
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851:Ingeborg of Itzehoe
470:Danish royal family
194:Delmenhorst,Germany
1578:Count of Oldenburg
1542:House of Oldenburg
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373:Hedvig of Holstein
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227:Hedvig of Holstein
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143:Count of Oldenburg
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41:Please help
36:verification
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1636:1440 deaths
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149:Predecessor
1620:Categories
1587:Maurice II
1571:Maurice II
1514:References
449:Gerhard VI
415:Palatinate
69:newspapers
441:Maurice V
433:Christian
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