DNA Ancestors View for Robert Thomson
Here is how Robert Thomson inherited his 
Y chromosome, 
X chromosome and 
mitochondrial DNA. (For 
autosomal DNA see Robert's full family tree.)
more information 
Y Chromosome
The Y chromosome is passed down from father to son. Here are Robert's direct paternal line ancestors. more information
(15 Apr 1910
- 22 Jun 1980)
James Andrew Thomson
(29 Jan 1865
- 01 Apr 1924)
Andrew James Thomson
(27 Jan 1830
- 20 Oct 1907)
James D. Thomson
(29 Apr 1789
- 26 Mar 1867)
David Thomson
(30 Sep 1763
- 22 Jun 1834)
Andrew Thomson
(05 Feb 1713
- 21 Dec 1792)
William Thomson
(14 Mar 1680
- )
Adam Thomson
(1652
- abt
1710)
Archibald Thomson
(1605
- Sep 1671)
to continueMitochondrial DNA
Mitochondrial DNA is passed down from mother to child. Here are Robert's direct maternal line ancestors. more information
(20 Feb 1916
- 03 Jul 1995)
Maud Edith Arrowsmith
(24 Nov 1878
- 28 Sep 1968)
Elizabeth Trevor
(26 Aug 1841
- 28 Feb 1928)
[Second Great-Grandmother Unknown]
[Third Great-Grandmother Unknown]
[Fourth Great-Grandmother Unknown]
[Fifth Great-Grandmother Unknown]
[Sixth Great-Grandmother Unknown]
[Seventh Great-Grandmother Unknown]
X Chromosome
Males inherit one X chromosome from their mother. Females inherit one from their mother and one from their father. Here are seven generations of ancestors who could have contributed to Robert's X DNA and their approximate average percentage of contribution. These are adapted from Blaine Bettinger's X-DNA charts. more information
(20 Feb 1916
- 03 Jul 1995)
50% — Ezekiel Allen Sipprell
(24 May 1868
- 28 Oct 1932)
50% — Mary Josephine Walters
(10 Mar 1838
- 16 Dec 1907)
25% — [Second Great-Grandfather Unknown]
25% — [Third Great-Grandmother Unknown]
12.5% — [Fourth Great-Grandfather Unknown]
12.5% — [Fifth Great-Grandmother Unknown]
12.5% — [Fourth Great-Grandmother Unknown]
6.25% — [Fifth Great-Grandfather Unknown]
6.25% — [Fifth Great-Grandmother Unknown]
25% — [Second Great-Grandmother Unknown]
12.5% — [Third Great-Grandfather Unknown]
12.5% — [Fourth Great-Grandmother Unknown]
6.25% — [Fifth Great-Grandfather Unknown]
6.25% — [Fifth Great-Grandmother Unknown]
12.5% — [Third Great-Grandmother Unknown]
6.25% — [Fourth Great-Grandfather Unknown]
6.25% — [Fifth Great-Grandmother Unknown]
6.25% — [Fourth Great-Grandmother Unknown]
3.125% — [Fifth Great-Grandfather Unknown]
3.125% — [Fifth Great-Grandmother Unknown]
50% — Maud Edith Arrowsmith
(24 Nov 1878
- 28 Sep 1968)
25% — Elijah Arrowsmith
(03 Jun 1837
- 26 Mar 1917)
25% — Margaret Ellen UNKNOWN
(1813
- )
12.5% — [Third Great-Grandfather Unknown]
12.5% — [Fourth Great-Grandmother Unknown]
6.25% — [Fifth Great-Grandfather Unknown]
6.25% — [Fifth Great-Grandmother Unknown]
12.5% — [Third Great-Grandmother Unknown]
6.25% — [Fourth Great-Grandfather Unknown]
6.25% — [Fifth Great-Grandmother Unknown]
6.25% — [Fourth Great-Grandmother Unknown]
3.125% — [Fifth Great-Grandfather Unknown]
3.125% — [Fifth Great-Grandmother Unknown]
25% — Elizabeth Trevor
(26 Aug 1841
- 28 Feb 1928)
12.5% — [Second Great-Grandfather Unknown]
12.5% — [Third Great-Grandmother Unknown]
6.25% — [Fourth Great-Grandfather Unknown]
6.25% — [Fifth Great-Grandmother Unknown]
6.25% — [Fourth Great-Grandmother Unknown]
3.125% — [Fifth Great-Grandfather Unknown]
3.125% — [Fifth Great-Grandmother Unknown]
12.5% — [Second Great-Grandmother Unknown]
6.25% — [Third Great-Grandfather Unknown]
6.25% — [Fourth Great-Grandmother Unknown]
3.125% — [Fifth Great-Grandfather Unknown]
3.125% — [Fifth Great-Grandmother Unknown]
6.25% — [Third Great-Grandmother Unknown]
3.125% — [Fourth Great-Grandfather Unknown]
3.125% — [Fifth Great-Grandmother Unknown]
3.125% — [Fourth Great-Grandmother Unknown]
1.5625% — [Fifth Great-Grandfather Unknown]
1.5625% — [Fifth Great-Grandmother Unknown]
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