Actually, if you think about it, it's more like Andor = England, and the Two Rivers = Scotland ;) In some ways. Certainly with how the Two Rivers views themselves as not being part of Andor :lol
I always thought of Tear as having an Asian feel to it too. The description of the hats and dress and so on. Also the way Siuan is generally described/drawn makes me think Chinese rather than Spanish.
As someone else said, I think that each country/area is a smorgasboard of a few different...