Aodh (given name) Aodh (given name) Aodh (; ) is an Irish and Scottish Gaelic male given name, originally meaning "fire". Feminine forms of the name include Aodhnait and Aodhamair. It appears in even more variants as a surname. As a surname, the root or a variant may be prefixed by "O", "Ó", or "Ui" (meaning "from" or "descendant of"), "Mac" or "Mc" (meaning "son of"), or "Nic" (meaning "daughter of"). The name was originally related to an Irish god of the underworld. The masculine given name Hugh is a common anglicization, although the names are not etymologically linked (see Hughes (surname), Hughes
Eolais mac Biobhsach manuscripts going back almost two hundred years. O'Donovan claimed the family name ( "descendent of Eolais") is still found anglicised as "Olus" or "Olis". two instances of the surname corrupted as "Oelase" and "Olase", are found in the Irish Fiants for Leinster. The surname must be very rare. Eolais mac Biobhsach Eolais "mac Biobhsach" (alias " "knowledge", anglicized "Wallis", "Olis" or "Olus" ) was a chieftain of 10th century Gaelic Ireland. He is noted as the first "full chieftain of Conmaicne Réin". His descendants, "the Muintir Eolais", expanded into the territory of present day south county Leitrim, and parts of