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
O'Hare (surname) an English surname, or at least an English version of their Irish surname, therefore many removed the 'Mac' or 'O' from their surname. However The O'Hehir and O'Hare families did not drop the 'O', nor did they adopt an English version of their surnames. As a result, they would have had to endure extreme hardship and suffering because of such opposition. (The creation of societies such as the Gaelic League in the late 19th Century resulted in the widespread resumption of the 'Mac' and 'O' prefixes to many Irish surnames.) People with the surname O'Hare: O'Hare (surname) "'O'Hare" is the