3. Yoruba
Yoruba is mainly spoken in Western Africa, especially in Togo, Benin and Nigeria. It is the main language of Yoruba people and it is project that more than 20 million people speak the language. Not only is Yoruba regarded as a Niger – Congo kind of language, but it also has spread across the world into places in America and Europe. If you plan on exploring West Africa, then learning Yoruba is a great place to start.