Haplogroup J-Z2177 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | J2a1a1b2a1b1b2~ |
|---|---|
| Defining mutations | 1 |
| Downstream branches | 8 |
| Estimated age | 3,100 years |