Haplogroup O-Z25098 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | O2a1b1a1a1a1a1a1a1a2 |
|---|---|
| Defining mutations | 3 |
| Downstream branches | 73 |
| Estimated age | 3,300 years |