 Many acted as brehons for the local ruling dynasty of Uí Loughlin from the 14th century or earlier.The O'Davorens, like the O'Hehirs and some other septs west of the Shannon in County Clare Ireland, belonged to the Eoghanacht stock claiming name and descent from the son of Aengus, King of Cashel, slain 957.The family settled in Burren in mediaeval times, exact date unknown.