The Daily Mail says:

A 12-year-old girl created family tree linking 42 of 43 U.S. presidents to King John of England, who signed the Magna Carta in 1215. Only the eighth president, Martin Van Buren, was not related to John.

This has been recently spreading on news web-sites and Facebook, especially by conspiracy theorists.

Is this true?

  • 4
    Here's the conspiracy theory aspect: The Most Royal Candidate theory suggests the candidate with the closest ties to European royalty is always elected, thus proving that election results are organised by the Illuminati...
    – Oddthinking
    Commented Aug 12, 2012 at 11:53
  • 7
    It's interesting that people believe this, but this is The Daily Mail we are talking about!
    – JMK
    Commented Aug 12, 2012 at 20:07
  • 1
    If on average every descendant has 1.5 children who have descendants in turn, and a generation is 20 years, then John would have more than 600 million descendants by now...
    – hdhondt
    Commented Aug 13, 2012 at 0:21
  • 1
    This is similar to a question I asked some time ago about whether all the presidents were descended from George Washington. Commented Aug 14, 2012 at 4:34
  • 4
    6 degrees of Francis bacon...
    – Chad
    Commented Aug 15, 2012 at 1:48


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