Ó Duacháin
Ó DUACHÁIN—I—O Doughane, Doughan, Doohane; 'descendant of Duachán' (diminutive of Dui or Duach); a Donegal surname; to be distinguished from Ó Dubhchon, which is often similarly anglicised.
Alphabetical Index to Irish Surnames
Ó DUACHÁIN—I—O Doughane, Doughan, Doohane; 'descendant of Duachán' (diminutive of Dui or Duach); a Donegal surname; to be distinguished from Ó Dubhchon, which is often similarly anglicised.
Alphabetical Index to Irish Surnames