DNA Descendants View for Mary Ann (Jay) McMahon

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

Mitochondrial DNA

A mother passes her mitochondrial DNA to all her children. Her daughters can then pass it down to their children. Here are up to 10 generations of Mary's mitochondrial DNA descendants.   more information Help

  1. Mary Josephine (Mcmahon) McMahon DNA ancestors (1860s - unknown)
  2. Margaret Mcmahon DNA ancestors (1870s - unknown)
  3. Ellen (Mcmahon) McMahon DNA ancestors (1870s - unknown) [confident]
  4. John Mcmahon DNA ancestors (1870s - unknown)
  5. Francis Mcmahon DNA ancestors (1870s - unknown)
  6. Teresa Mcmahon DNA ancestors (1870s - unknown)
  7. Hannora McMahon DNA ancestors descendants (1880s - 1950s)
    1. Warren Dale Knupp DNA ancestors (1900s - unknown)
    2. [private grandson (1910s - 1990s)]
    3. [private grandson (1910s - 1980s)]
    4. Living: [private granddaughter (1920s - unknown)]
    5. Living: [private grandson (1920s - 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 Mary's X chromosome.   more information Help

  1. Mary Josephine (Mcmahon) McMahon DNA ancestors (1860s - unknown)
  2. Margaret Mcmahon DNA ancestors (1870s - unknown)
  3. Ellen (Mcmahon) McMahon DNA ancestors (1870s - unknown) [confident]
  4. John Mcmahon DNA ancestors (1870s - unknown)
  5. Francis Mcmahon DNA ancestors (1870s - unknown)
  6. Teresa Mcmahon DNA ancestors (1870s - unknown)
  7. Hannora McMahon DNA ancestors descendants (1880s - 1950s)
    1. Warren Dale Knupp DNA ancestors (1900s - unknown)
    2. [private grandson (1910s - 1990s)]
    3. [private grandson (1910s - 1980s)]
    4. Living: [private granddaughter (1920s - unknown)]
    5. Living: [private grandson (1920s - unknown)]
      1. Living: [private great granddaughter (1940s - unknown)]
      2. Living: [private great granddaughter (1950s - unknown)]

Note that this display is privacy-controlled. Mary McMahon'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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