Africa has over 2,000 languages. That's roughly one-third of every language spoken on Earth — on a single continent.
Nigeria alone has over 500. One country. More languages than the entire continent of Europe.
The four major language families — Niger-Congo, Afro-Asiatic, Nilo-Saharan, and Khoisan — span thousands of years of history. Niger-Congo alone contains roughly 1,350 to 1,650 languages, making it the largest language family in the world.
At least 75 African languages have more than one million speakers. Swahili leads with over 200 million speakers and is one of the six official languages of the African Union. Yoruba (45 million), Fula (35 million), Igbo (30 million), and Hausa (80+ million) follow.
Most of these languages are primarily oral — with little or no written form. The knowledge, history, and culture they carry exists in the voices of the people who speak them. When a language dies, its entire worldview goes with it.
And languages are dying.
UNESCO estimates that hundreds of African languages are at risk of extinction. The pressure comes from urbanisation, education systems that teach in colonial languages, and the dominance of English, French, Arabic, and Portuguese as official languages across the continent.
Fewer than 20% of pupils in Francophone Africa are taught in their mother tongue — despite evidence that children learn better in their first language. The language of school is often a language the child barely speaks.
The AI gap is staggering.
A 2025 study found that only 42 African languages appear in any meaningful way across major AI language models. Out of 2,000+. That's roughly 2%.
AI content moderation — the systems that decide what gets removed from social media — works in even fewer. If a platform can't identify the language a post is written in, it can't explain why it was removed. African-language communities are effectively invisible to the algorithms that govern online speech.
The irony: many of the data labellers training these AI systems work in Kenya — annotating content in English for Silicon Valley. Their own languages rarely appear in the systems they help build.
Chad is the world's most culturally diverse nation, with a diversity index of 0.85 out of 1.0. Cameroon and Nigeria follow at 0.84 and 0.83. Africa doesn't just have languages — it has the deepest cultural diversity on the planet.
2,000 languages. One continent. A third of the world's linguistic heritage.
AI knows 42 of them.