Haplogroup R-YP1337 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | R1a1a1b1a1a1a2~ |
|---|---|
| Defining mutations | 8 |
| Downstream branches | 45 |
| Estimated age | 2,235 years |