Kavanagh (surname) Kavanagh (surname) Kavanagh or Kavanaugh is a surname of Irish origin, Caomhánach in Irish Gaelic. It is properly "Mac Murchadha Caomhánach" (an example of an Irish agnomen; see "Ó Catharnaigh Sionnach" or Fox of Fir Teathbha), but is often now rendered 'Caomhánach' or rarely 'Ó Caomhánaigh'. "Kavanagh" and "Kavanaugh" are anglicised variations of the Irish Gaelic surname Caomhánach (Cʌoṁʌ̃nʌċ in traditional Gaelic script). The surname was first assumed by Domhnall Caomhánach (the eldest son of the 12th century King of Leinster, Diarmait Mac Murchada) in Ireland. A considerable number of anglicised variations of Caomhánach exist, with some of the most
Donnelly (surname) Donnelly (surname) Donnelly is an Irish surname. It is the Anglicized form of the Gaelic "Ó Donnghaile", "Ó" meaning male descendant of ("Ní" is the female equivalent), and Donnghaile (or Donnghal), a personal name composed of the elements "donn" (brown), plus "gal" (valour). The name O’Donnelly is derived from the descendants of Donnghaile (Donnghal) (an individual who lived during 10th century in Ireland) who was the great grandson of Domhnall, King of Aileach. Early ancestors of this surname were a part of Cenél nEoghain and the Uí Néill as descendants from the line of Eógan mac Néill one of the