My grandfather James Craig was born in Antrim to William Craig (1847 Templepatrick) and Martha Finlay, both of Browndod, who married in Donegore 25 Jan 1867.
William was a teacher in Browndod at the time of marriage.
The first child I can find is James' sister Margaret, baptised 1873 in Co Down, so James was probably born between 1867 and 1873 in Co Antrim.