For both mtDNA and Y-DNA variation, the large majority of the haplogroups observed in the Iraqi population (H, J, T, and U for the mtDNA, J-M172 and J-M267 for the Y-DNA) are those considered to have originated in Western Asia and to have later spread mainly in West Asia.
The mtDNA and Y-DNA variations observed in the Iraqi population (H, J, T, and U for mtDNA; J-M172 and J-M267 for Y-DNA) are predominantly those considered to have originated in Western Asia and subsequently spread primarily within this region.