Simi Johnson
Simisola Olayemi Onibuwe Johnson, (1929 – 2000) was a Nigerian dentist and women's advocate who served as Minister for Social Development and Culture during the nation's second republic. Johnson and Grace Guobadia both qualified as dentists in 1957, making them the first trained female dentists in Nigeria as also a chair of Allied Bank and the Lagos State branch of the National Council of Women Societies, and a fellow of the National Postgraduate Medical College of Nigeria.