Haplogroup J-FGC15923 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | J2a1a1a2a1a2a~ |
|---|---|
| Defining mutations | 16 |
| Downstream branches | 27 |
| Estimated age | 9,400 years |