Haplogroup O-FGC33994 is a Y-chromosome (paternal) haplogroup on TheYtree, catalogued with its defining mutations, sample distribution and phylogenetic tree.
| ISOGG name | O2a1a1b1a2 |
|---|---|
| Defining mutations | 17 |
| Downstream branches | 93 |
| Estimated age | 5,760 years |