Origin of the name AONGUS.
Etymology of the
Meaning of the baby name AONGUS.
Irish legend name meaning "excellent strength," from Aon
"excellent," and gus "strength" (O'Hart) or
"choice." (Fled Bricrend: the Feast of
Bricriu, Henderson, 1899).
is derived from "Aon," excellent, and "gus," strength.
From this name has been derived the sirname Guinness; and from
its compound "Mac Aongusa," the sirname Mac Guinness
and Magenis, the ancient lords of Iveagh, in the county Down. (Irish
Pedigrees; or, The Origin and Stem of the Irish Nation, O'Hart, 1892).