Gilfillan Genealogy Notes, Co. Donegal, Ireland 1844-69 <https://www.cotyroneireland.com/surnames/gilfillan.html> Gilgillan Genealogy Notes, Co. Londonderry, Northern Ireland 1839-69 <https://www.cotyroneireland.com/surnames/gilfillan2.html> Thanks again to Len Swindley for another two additions to CTI! Jim McKane Kitchener, Ontario