Haplogroup R may refer to:
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Haplogroup R (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup
*
Haplogroup R (Y-DNA)
Haplogroup R, or R-M207, is a Y-chromosome DNA haplogroup. It is both numerous and widespread amongst modern populations.
Some descendant subclades have been found since pre-history in Europe, Central Asia and South Asia. Others have long bee ...
, a human Y-chromosome (Y-DNA) haplogroup
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