Ethnic Group Turkana Turkana Ethnic Group Request inclusion into relevant ontology, possibly below "Ethnic Group" in NCIT? The Turkana tribe is a nomadic pastoralist people that inhabit the Turkana district in Kenya's Rift Valley Province. Turkana tribe is part of the Nilotic tribes and constitutes the second largest pastoralist community in Kenya after the Maasais. They speak the Turkana language, which is Nilotic and similar to the Maasai language. None Demographic and Health Surveys Program (2015)