Haplogroup O-Y29861 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | O2a2b1a1a1b1a1b |
|---|---|
| Defining mutations | 2 |
| Downstream branches | 36 |
| Estimated age | 1,440 years |