Haplogroup J-S19243 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | J2a1a1a2b2a1a1a3a~ |
|---|---|
| Defining mutations | 55 |
| Downstream branches | 12 |
| Estimated age | 750 years |