[Opinions] I don't imagine ...
That anyone would seriously think a baby Isis was named *after* the organization; I think the reaction would be more like "Really bad idea in this day and age." More kind of the parents were clueless or didn't think very carefully.
I have a feeling Ira was never used much *in* Ireland, even before the Troubles; it seems to be a very traditionally Jewish name. But I bet it wouldn't go over well in Ireland now.
Before you criticize a man, walk a mile in his shoes. That way, when you criticize him, you're a mile away and you have his shoes!
Steve Martin