18,900,000 in Nigeria (Johnstone 1993). Population total all countries: 19,380,800. L2 users: 2,000,000 in Nigeria.
Most of Oyo, Ogun, Ondo, Osun, Kwara, and Lagos states; Kogi State, west LGAs; northeast Ondo State, Ào.
2 (Provincial). De facto provincial language in southwestern region.
Akono, Ào, Awori, Aworo, Bunu (Bini), Egba, Ekiti, Gbedde, Igbonna, Ijebu, Ijesha, Ikale, Ila, Ilaje, Iworro, Jumu, Ondo, Owe, Oyo, Wo, Yagba.
Christian, Muslim, traditional religion.