Two entries with the name Sadoc.

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Sadoc

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A knight overthrown by Beaudous, Gawain’s son, during a tournament in Winchester.

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Source
Beaudous | Robert de Blois, mid to late 13th century

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Sadoc

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A Welsh nobleman.

With others, he tried to save the life of Meriadoc, heir to the throne of Wales, from the murderous intentions of King Griffin. His diplomacy failed, but Meriadoc escaped to Arthur’s court anyway. Sadoc later organized a revolt and helped Arthur defeat Griffin.

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Source
Historia Meriadoci Regis Cambrie | Late 13th century

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