About Frederick I, Duke of Brunswick-Osterode
Lived 1350 – 1421 (aged 70–71). Frederick I, Duke of Brunswick-Osterode was an aristocrat.
Frederick I, Duke of Brunswick-Osterode (-1421) was a son of Duke Ernest I and his wife, Adelaide of Everstein-Polle.
In 1361, he succeeded his father as Count of Osterode.
He married Adelaide (d. before 1421), a daughter of Bernhard V, Prince of Anhalt-Bernburg, and was the father of Otto II (1396-1452), who succeeded him. He may have also married Elizabeth, heiress of Homburg.
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Important facts
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Contemporaries
People whose lives overlapped Frederick I, Duke of Brunswick-Osterode's
Frequently asked questions
Who was Frederick I, Duke of Brunswick-Osterode?
Duke of Brunswick-Osterode
When was Frederick I, Duke of Brunswick-Osterode born?
Frederick I, Duke of Brunswick-Osterode was born in 1350.
When did Frederick I, Duke of Brunswick-Osterode die?
Frederick I, Duke of Brunswick-Osterode died on 4 May 1421.
What was Frederick I, Duke of Brunswick-Osterode's occupation?
Frederick I, Duke of Brunswick-Osterode was an aristocrat.
Sources & further reading
· Wikipedia: Frederick I, Duke of Brunswick-Osterode
· DBpedia: Frederick I of Brunswick-Osterode
Cite this page
APA: Biography.guide. (2026). Frederick I, Duke of Brunswick-Osterode. https://biography.guide/frederick-i-duke-of-brunswick-osterode/
MLA: "Frederick I, Duke of Brunswick-Osterode." Biography.guide, https://biography.guide/frederick-i-duke-of-brunswick-osterode/.
Chicago: "Frederick I, Duke of Brunswick-Osterode." Biography.guide. https://biography.guide/frederick-i-duke-of-brunswick-osterode/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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