DNA Descendants View for Thomas Jefferson

Here are the inheritors of Thomas Jefferson's Y chromosome and X chromosome DNA. (For autosomal DNA, see Thomas's full descendants list.) Living descendants could be tested to scientifically confirm family relationships back to Thomas. 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 Thomas's direct-line male descendants.   more information Help

  1. Unknown Jefferson DNA ancestors (1770s - 1770s)
  2. Beverly William Hemmings DNA ancestors (1790s - 1870s) [uncertain]
  3. Madison James Hemmings DNA ancestors (1800s - 1870s) [uncertain]
  4. Eston (Hemmings) Jefferson DNA ancestors descendants (1800s - 1850s) [uncertain]

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 Thomas's X chromosome.   more information Help

  1. Martha (Jefferson) Randolph DNA ancestors descendants (1770s - 1830s)
    1. Anne Cary (Randolph) Bankhead DNA ancestors descendants (1790s - 1820s)
    2. Thomas Jefferson Randolph DNA ancestors descendants (1790s - 1870s)
      1. Margaret Smith Randolph DNA ancestors descendants (1810s - 1840s)
      2. Mary Buchanan Randolph DNA ancestors (1810s - 1820s)
      3. Cary Anne Nicholas Randolph DNA ancestors descendants (1820s - 1850s)
        1. Benjamin Ruffin DNA ancestors (unknown - unknown)
        2. Spencer Roane Ruffin DNA ancestors (unknown - unknown)
        3. Jefferson Randolph Ruffin DNA ancestors (1840s - 1900s) [confident]
        4. William Roane Ruffin DNA ancestors descendants (1840s - 1890s)
          1. Caryanna Randolph Ruffin DNA ancestors descendants (1870s - unknown)
            1. Sally Roane McMurdo DNA ancestors (1900s - unknown)
            2. Madeline Montague McMurdo DNA ancestors (1900s - unknown)
            3. Robert Montague McMurdo DNA ancestors (1910s - unknown)
            4. Mary Ruffin McMurdo DNA ancestors (1910s - unknown)
          2. Mary McIlwaine Ruffin DNA ancestors (1880s - unknown)
          3. Sallie Walthall Ruffin DNA ancestors (1880s - unknown)
        5. Wilson Cary Nicholas Ruffin DNA ancestors descendants (1840s - 1910s)
        6. George Randolph Ruffin DNA ancestors descendants (1840s - 1910s) [confident]
          1. Mary Helen Ruffin DNA ancestors descendants (1880s - unknown)
            1. Mary Bell Marshall DNA ancestors (1910s - unknown)
        7. Francis Gildart Ruffin DNA ancestors (1850s - 1900s)
      4. Elizabeth Colbert DNA ancestors (1820s - 1910s)
      5. Jane Nicholas (Randolph) Kean DNA ancestors descendants (1830s - 1860s) [confident]
        1. Lancelot Minor Kean DNA ancestors (1850s - 1930s)
        2. Pattie Cary (Kean) Morris DNA ancestors (1850s - unknown)
        3. Jefferson Randolph Kean DNA ancestors (1860s - unknown)
        4. Robert G H Kean DNA ancestors (1860s - unknown)
    3. Ellen Wayles Randolph DNA ancestors (1790s - 1790s)
    4. Ellen Randolph DNA ancestors (1790s - 1870s)
    5. Cornelia Jefferson Randolph DNA ancestors (1790s - 1870s)
    6. Virginia Jefferson Randolph DNA ancestors descendants (1800s - 1880s)
      1. Martha Jefferson (Trist) Burke DNA ancestors (1820s - 1910s)
      2. Thomas Jefferson Trist DNA ancestors (1820s - 1890s)
      3. Hore Browse Trist DNA ancestors (1830s - 1890s)
    7. Mary Jefferson Randolph DNA ancestors (1800s - 1870s)
    8. James Madison Randolph DNA ancestors (1800s - 1830s)
    9. Benjamin Franklin Randolph DNA ancestors descendants (1800s - 1870s) [confident]
    10. Meriwether Lewis Randolph DNA ancestors descendants (1810s - 1830s) [confident]
    11. Septimia Anne Randolph DNA ancestors (1810s - 1880s)
    12. George Wythe Randolph DNA ancestors (1810s - 1860s)
  2. Jane Randolph Jefferson DNA ancestors (1770s - 1770s)
  3. [Thomas's son Unknown did not inherit Thomas's X chromosome.]
  4. Mary (Jefferson) Eppes DNA ancestors descendants (1770s - 1800s)
    1. Martha Eppes DNA ancestors (unknown - unknown)
    2. Francis Wayles Eppes VII DNA ancestors descendants (1800s - 1880s)
  5. Lucy Elizabeth Jefferson DNA ancestors (1780s - 1780s)
  6. Lucy Elizabeth Jefferson DNA ancestors (1780s - 1780s)
  7. [Thomas's son Beverly did not inherit Thomas's X chromosome.]
  8. Harriet (Hemmings) Heckman DNA ancestors descendants (1800s - 1860s) [uncertain]
  9. [Thomas's son Madison did not inherit Thomas's X chromosome.]
  10. [Thomas's son Eston did not inherit Thomas's X chromosome.]

Note that this display is privacy-controlled. Thomas Jefferson'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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