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Substantial West African Ancestry Found in Seventh-Century English Burials

New analyses using advanced DNA sequencing with archaeological context reveal unexpected paternal-line West African gene flow

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Photograph of an excavated human grave with a skeleton in the middle; on the left, a line drawing of the grave and skeleton
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Overview

  • DNA data published in two Antiquity papers estimate that two seventh-century individuals carried about 20–40% sub-Saharan West African ancestry introduced through their paternal lines.
  • The mixed-ancestry cases include an adolescent girl at Updown in Kent and a young man at Worth Matravers in Dorset, both of whom retained Northern European mitochondrial heritage.
  • Grave goods and burial treatments indicate these individuals were interred as integrated community members despite differing social statuses.
  • Researchers date the African ancestors’ departure from West Africa to the mid-6th through early-7th centuries and suggest Mediterranean-Byzantine trade routes as the most plausible conduit.
  • These findings, drawn from a small sample, highlight improved ancient DNA methodologies and challenge assumptions about the demographic diversity of early medieval England.