Mathuedoï I, Count of Poher
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Mathuedoï I (circa 875 - 930) was a Count of Poher. He was the son - in - law of Alan I, King of Brittany, known as Alan the Great through his marriage to Hawise of Vannes. [lower-alpha 1] He obtained his countship at Alan's death circa 907. He is listed in several ecclesiastical records at Redon Abbey.[1]