I thought many Irish have ginger hair, not ginger ale. But having never been to Ireland, I´m not speaking from experience.
Ginger hair, aye... Gingerale? Ummm... nay nay not so much.

There is a joke, that I believe best explains what I am talking about.
Literally, it is one of the funniest jokes I have heard...
Lets see how many people here get it.

Two Irishmen walk out of a bar.