About Eudon
Lived 1048 – 1092 (aged 43–44). Eudon was an aristocrat.
Odo I of Porhoët was viscount of Rennes and Porhoët from 1074 to his death, after 1092.
Odo I was the eldest son and heir of Josselin I of Porhoët. Contrary to his father, he seldom appeared at the court of Duke Conan III, Duke of Brittany. During the reign of Conan’s brother-in-law and heir Hoël of Cornouailles, he even joined several lords who had rebelled against the duke in 1068.
He married firstly Anne, or Emma, de Léon, who died in 1092. She was the aunt of Guihomar II, Viscount of Léon. They had five children: Josselin II Viscount of Rennes and Porhoët Geoffrey Viscount of Porhoët Guethenoc of Porhoët (died before 1114) a daughter who married Simon II, Baron of La Roche-Bernard Alan I of Rohan, 1st Viscount of Rohan in 1127
After Emma’s death, Odo married again. The name of his second wife is unknown. They had two sons: Bernard of Porhoët Robert of Porhoët
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Important facts
Contemporaries
People whose lives overlapped Eudon's
Frequently asked questions
Who was Eudon?
(died 1092)
When was Eudon born?
Eudon was born in 1048.
When did Eudon die?
Eudon died in 1092.
What was Eudon's occupation?
Eudon was an aristocrat.
Sources & further reading
· DBpedia: Odo I, Viscount of Porhoët
Cite this page
APA: Biography.guide. (2026). Eudon. https://biography.guide/eudon/
MLA: "Eudon." Biography.guide, https://biography.guide/eudon/.
Chicago: "Eudon." Biography.guide. https://biography.guide/eudon/.
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