Haplogroup I

Y-DNA (paternal line)

A European lineage that survived the last Ice Age in Europe; splits into I1 and I2. [isogg]

For a fuller account, search “Haplogroup I” in a reference such as Wikipedia or ISOGG.

Remember: a haplogroup is a deep, broad lineage shared by many people — not an ethnicity, a nationality or a clan. See what DNA can and can’t tell you.

Sources

[isogg] International Society of Genetic Genealogy (ISOGG), Y-DNA Haplogroup Tree. Reference — cite for haplogroup nomenclature only (not frequencies) · link