This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
Well then he’s neither: he’s American. He lives in Dunthorpe, Oregon and has been naturalised American. That’s all beyond the point: what people mean isn’t his official citizenship, but his ethnicity, his cultural background. And in that regard, he’s Swedish.
It’s not for you to decide based on arbitrarily chosen data points. If Linus says he’s Finnish (another commenter said he does) then that’s it. Also, think how strange it is to insist that someone has one ethnicity or another. Categorizing people like that based on their genes or language is sooo previous century. Time to move on my friend, time to move on.