What a ridiculous thing to say.
In the UK, people occasionally marry people outside their small ethic and socio-economic group. I know it seems odd if you live in Ireland, but people are more enlightened in some parts of the world.
Of course, he may not be the guy, but I see no reason to think that.
Edit: also, some people are adopted.
So now this starts to make sense.
What the Panama Papers tell us about Ireland - Colm Keena -> irishtimes.com/business/fina … -1.2603444
Panama Papers: Inside Anglo’s ‘smooth and quiet’ Austrian business - -> irishtimes.com/business/reta … -1.2598234