Cathbarr O'Donnell (died 1608) (d. 1608) Parents Hugh O'Donnell Iníon Dubh Children Hugh O'Donnell Siblings Rory O'Donnell, 1st Earl of Tyrconnell unknown O'Donnell Donnell O'Donnell Rory O'Donnell Hugh Roe O'Donnell Nuala O'Donnell Siobhan O'Donnell Mary O'Donnell Partners Rosa O'Neill