Haplogroup J-FGC2837 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | J2a1a1b2a1b |
|---|---|
| Defining mutations | 20 |
| Downstream branches | 94 |
| Estimated age | 6,900 years |