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Age: About 800 years ago

Origin: Eurasia


Parent Branch: I-A9405

Descendant branch(s): I-Y30372 I-Y67430

FTDNA Tree Link: Link

YFull Info

Name: I-BY3821

Age: 800 ybp ± 775 CI 95%

Expansion: 450 ybp ± 475 CI 95%

Parent: I-BY382

Note: This information does not imply an endorcement of YFull or their methods. It is provided at the request of readers.

I-BY3821 is a branch on the paternal tree of human kind. It and branches help trace human history from our origin in Africa.

FamilyTreeDNA Y-Haplotree

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I-BY3821 Technical Details


This branch is defined by the Y-Haplotree at FamilyTreeDNA as I-BY3821. There, it is the child of the I-A9405 branch.

Defining Variant(s)



This branch is defined by YFull as I-BY3821. There, it is the child of the I-BY382 branch.

Defining Variant(s)


Sources & Resources

Related Resources

Coming soon…

Academic Sources

Peer reviewed sources have not been added for this branch yet. If you know of one I have missed, please link to it in the comments.

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