 Among the West Eurasian fraction, the vast majority of individuals belong to West European haplogroup R1b.The African lineages found in Cubans have a Western (haplogroups E1, E2, E1b1a ) and Northern (E1b1b-M81 ) African origin.The "Berber" haplogroup E1b1b1b (E-M81), is found at a frequency of 6.1%.