Haplogroup O-TYT65318 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | O2a1b1a1b |
|---|---|
| Defining mutations | 21 |
| Downstream branches | 97 |
| Estimated age | 11,110 years |