Eochu Buadach, son of Dui Ladrach, was, according to some redactions or versions of Lebor Gabála Érenn, a High King of Ireland.
He was the father of two High Kings of Ireland, Ugaine Mor, and Bodbchad.
According to the R. A. Stewart Macalister translation of Lebor Gabála Érenn, part 5, page 265, its says; Macalister says that it is an abstract from the Roll of the Kings from Oengus Olmucach to Cimbáeth, appended to the Second Redaction (R²).
Macalister describes the text as an Emain Macha interpolation.
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