Differences Between English French DNA
Chapters:
0:00 Intro
0:05 Ancient DNA
0:42 Vikings
1:42 Mediterranean DNA
2:49 Germanic Influence?
3:16 Shortform
4:22 Germanic Influence Continued
5:42 Internal Genetic Variation
7:07 English vs French Haplogroups
What are the main differences between English and French DNA and how different are they? Now when it comes to the ancient DNA of both countries, they are comprised of the same three deep sources: Western Hunter-Gatherers, Neolithic farmers from Anatolia, and Steppe-related populations. We also know there was a migration into England between 1000 and 875 BC of a people “who were genetically most similar to ancient individuals from France.” So when it comes to ancient DNA, England and France share very similar deep ancestry.
Yet it was later events that we see real differences emerge. Now the first key difference is the influence of the Vikings, which was greater in England than France overall. In England, Scandinavian ancestry is strongest in areas historically associated with Viking settlement, such as parts of the former Danelaw. These signals are visible in both autosomal DNA and Y-chromosome lineages, such as I1.
France also experienced Viking activity, particularly in Normandy, which was settled by Norse groups in the 10th century, with Rollo becoming the first ruler of Normandy. But genetically, the impact appears more diluted and less visible than in England. This is partly because the Norse settlers in Normandy quickly mixed with local populations. As a result, Viking ancestry is more regionally pronounced and easier to detect in England, while in France it is more subtle and blended into the broader population.
Sources:
Patterson, N., Isakov, M., Booth, T. et al. Large-scale migration into Britain during the Middle to Late Bronze Age. Nature 601, 588–594 (2022). https://doi.org/10.1038/s41586-021-04...
Haplogroup R1b (Y-DNA) - Eupedia
Saint Pierre, A., Giemza, J., Alves, I. et al. The genetic history of France. Eur J Hum Genet 28, 853–865 (2020). https://doi.org/10.1038/s41431-020-05... https://www.nature.com/articles/s4143...
What is “French & German” Ancestry? - 23andMe Blog
Insights into the genetic history of France - El·lipse (prbb.org)
Biagini, S.A., Ramos-Luis, E., Comas, D. et al. The place of metropolitan France in the European genomic landscape. Hum Genet 139, 1091–1105 (2020). https://doi.org/10.1007/s00439-020-02...
S. Brunel et al., Ancient genomes from present-day France unveil 7,000 years of its demographic history. Proc. Natl. Acad. Sci. U.S.A. 117, 12791–12798 (2020). Ancient genomes from present-day France unveil 7,000 years of its demographic history | PNAS
Genetic history and DNA ancestry project of the Benelux & France - Eupedia
Duchy of Normandy - Wikipedia
Haplogroup I1 (Y-DNA) - Eupedia
English DNA 'one-third' Anglo-Saxon - BBC News
Gretzinger, J., Sayer, D., Justeau, P. et al. The Anglo-Saxon migration and the formation of the early English gene pool. Nature 610, 112–119 (2022). https://doi.org/10.1038/s41586-022-05...
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French DNA – French Ancestry – English Ancestry – English DNA - DNA results
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