The O'Boylan (, traditionally ) or O'Boyland is an Irish clan from Dartraighe.
According to historian C. Thomas Cairney, the O'Boylans were a chiefly family of the Oirghialla (or Airgíalla or Oriel) who were a tribe of the Laigin, the third wave of Celts to settle in Ireland during the first century BC. See also
Irish clans Boylan
References