Former President Trump, to use his proper name, does have British royal ancestry, according to this article:
https://www.dailymail.co.uk/news/article-3210778/Donald-Trump-Hillary-Clinton-revealed-distant-cousins-family-trees-share-set-royal-ancestors.html. He also has Scandinavian royal ancestry, according to this article:
https://icelandmonitor.mbl.is/news/culture_and_living/2017/01/24/donald_trump_is_related_to_most_icelanders_and_dani/ 
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Some time ago, a French genealogist with a lot of time on her hands discovered that all the presidents of the US as of then (around 2012) descended from medieval kings of England or Scotland.
Is this also true of the current incumbent and his immediate predecessor, the orange man?
