The two Northern Irish counties that are represented in the crossword solutions are Donegal and Tyrone. Donegal is a county in the northwest of Ireland, bordered by the Atlantic Ocean to the north and west, and by County Fermanagh and Londonderry to the east and south respectively. It has a population of approximately 160, 000 people. Tyrone is a county in the north of Ireland, bordered by County Fermanagh to the west, County Armagh to the south, and County Londonderry to the east. It has a population of approximately 150, 000 people.