Haplogroup I-S23612 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | I2a1b1a2a1a1a |
|---|---|
| Defining mutations | 5 |
| Downstream branches | 13 |
| Estimated age | 3,900 years |