Haplogroup O (mtDNA) (original) (raw)

Haplogroup O mtDNA is a haplogroup derived from haplogroup N and found in Oceania. It is one of the rarest haplogroups. As of 2022, FamilyTreeDNA reports that only 4 people are known members of the haplogroup. YFull reports 5 known members, 4 of whom are from Australia, and that the haplogroup is at least 20,000 years old.