People from Redania and Temeria are a variety of English, from Birmingham, Newcastle, to pretty standard middle-class Southern English. Elves are slightly posher.
Dwarves are Scottish. Again.
Now that I think about it, it seems like I read somewhere once that Nilfgarrd is supposed to be reminiscent of the Roman Empire, while the North reflected the culture and society of the British Isles. --- XBOX360: KillrBKillt Steam: KillrBKillt