Haplogroup O-Y8389 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | O2a2b1a1a1a2a |
|---|---|
| Defining mutations | 3 |
| Downstream branches | 193 |
| Estimated age | 6,720 years |