A linguistic journey through 166 indigenous languages
Welcome to the linguistic heart of Africa. While Swahili proudly serves as the national language unifying Tanzania,
the country is home to 150 distinct indigenous languages. They are deep reservoirs of history, tradition,
technology, and cultural identity — the heartbeat of daily life, especially in rural areas.
Tanzania is the only country in Africa where all four major African linguistic families are spoken:
Niger-Congo (Bantu)
Over 85% of Tanzania’s languages, including Sukuma, Nyamwezi, Ha, Gogo, and Haya.
Nilo-Saharan (Nilotic)
Maasai, Datooga, Luo, and related languages of pastoral and lakeshore communities.
Afroasiatic (Cushitic)
Iraku (Iraqw), Burunge, Alagwa, and other Cushitic tongues of northern Tanzania.
Khoisan
Ancient click languages including Sandawe and Hadzabe.
Fast facts: the linguistic landscape
The largest language: Sukuma has over 5.1 million native speakers — the biggest indigenous language in Tanzania.
The million-speaker club: Ha (about 1.2 million) and Gogo (about 1.02 million) also have very large speaker populations.
Rich dialects: Sukuma includes Kidakama, Kinyantuzu, and King’weli; Haya includes Kiziba, Kinyaihangiro, Kihyoza, and Kihamba; Maasai includes Kipurko, Kilumbwa (Kikwavi), and Kisongo.
Language as a resource, not a problem
Indigenous languages hold highly specialized local knowledge. Speakers of Haya classify more than a dozen types of
bananas — by whether they are for cooking, brewing, or eating ripe. When a language is lost, that knowledge is lost with it.
Modern linguists and cultural advocates urge us to see these languages as a human right and a resource —
not a threat to national unity. Nukta Kamusi exists to celebrate, document, and preserve them for generations to come.
The threat of language loss
Rapid urbanisation, intermarriage without intergenerational transmission, and the dominance of Swahili in formal
sectors are putting many languages at risk. Our mission is to keep them alive through community dictionaries,
translations, and open resources.
Atlasi ya Lugha za Tanzania
This page draws on Atlasi ya Lugha za Tanzania, prepared by the
Languages of Tanzania Project (Mradi wa Lugha za Tanzania) at the
University of Dar es Salaam (2009).
Project coordinators
Josephat Rugemalira, Henry Muzale
Editorial board (Jopo la Wahariri)
Josephat Rugemalira, Henry Muzale, David Massamba, Kulikoyela Kahigi, Azaveli Lwaitama, Abel Mreta, Yared Kihore
Map designers & printers
InfoBridge Consultants Ltd.
Funding partner
Swedish International Development Cooperation Agency (SIDA)