DNA Descendants View for John B Smithson

Here are the inheritors of John B Smithson's Y chromosome and X chromosome DNA. (For autosomal DNA, see John's full descendants list.) Living descendants could be tested to scientifically confirm family relationships back to John. Descendants who have already taken the necessary DNA test are highlighted.   more information Help

Y Chromosome

A father passes his Y chromosome to his sons. Here are up to 10 generations of John's direct-line male descendants.   more information Help

  1. Richard K. Smithson DNA ancestors (1800s - 1830s)
  2. Sylvanus W Smithson DNA ancestors descendants (1810s - 1870s)
    1. Patrick Gibson Smithson DNA ancestors (1830s - 1890s)
    2. James Polk Smithson DNA ancestors (1840s - 1900s)
    3. Benjamin Franklin Smithson DNA ancestors (1840s - 1900s)
    4. William Parrish Smithson DNA ancestors (1840s - unknown)
    5. John Wilson Smithson DNA ancestors (1850s - unknown)
    6. Samuel Smithson DNA ancestors (1850s - unknown)
    7. Alexander Reid Smithson DNA ancestors (1850s - unknown)
    8. Joseph W Smithson DNA ancestors (1850s - unknown)
    9. Richard Knott Smithson DNA ancestors (1850s - unknown)

X Chromosome

Sons get their single X chromosome from their mother. Daughters get an X from each parent. Here are up to seven generations of possible carriers of portions of John's X chromosome.   more information Help

  1. [John's son Richard K. did not inherit John's X chromosome.]
  2. [John's son Sylvanus did not inherit John's X chromosome.]

Note that this display is privacy-controlled. John Smithson's profile is Public. What you see about each listed descendant depends on their individual Privacy Level and whether you are on their Trusted List.

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