what is haplogroup j
192,110 pages on this wiki. In human genetics, Haplogroup J (previously known as HG9 or Eu9/Eu10) is a Y-chromosome DNA haplogroup. It is defined by the 12f2.1 genetic marker, or the equivalent M304 marker.Haplogroup J is believed to have arisen 31,700 years ago (plus or minus 12,800 years) in the Near East (Semino et al. 2004).It is most closely related to Haplogroup I, as both Haplogroup I and Haplogroup J are descendants of Haplogroup IJ (S2, S22).Haplogroup IJ is in turn derived from Haplogroup F.92,110 pages on this wiki. In human genetics, Haplogroup J (previously known as HG9 or Eu9/Eu10) is a Y-chromosome DNA haplogroup. It is defined by the 12f2.1 genetic marker, or the equivalent M304 marker.