Aliko Dangote was among the top 100 richest people in the world as at 2016. However, that has changed. The Forbes billionaires list for 2017 puts the chairman of the Dangote Group at 105 richest in the world.
Aliko Dangote GCON was born on April 10, 1957, at the age of 59, he is a Nigerian billionaire and the richest in Africa, who owns the Dangote Group, which has interests in commodities.
The company operates in Nigeria and other African countries, including Benin, Ethiopia, Senegal, Cameroon, Ghana, South Africa, Togo, Tanzania, and Zambia.
He is No 105 in this year's Forbes billionaire list owing partly to the recession hounding the Nigerian economy.
Mike Adenuga whose full name is Michael Adeniyi Agbolade Ishola Adenuga Jr is a Nigerian business tycoon, and the second richest person in Nigeria.
His company Globacom is Nigeria's second-largest telecom operator, and also has a presence in Ghana and Benin.
He is the second Nigerian on the Forbes billionaire list and he is at No 250 for 2017.
Folorunsho Alakija is a Nigerian businesswoman, one of the richest African women and also one of the richest black women in the world.
In 2014 she unseated Oprah Winfrey as the richest woman of African descent in the world. She is the third Nigerian on the Forbes billionaire list at No 1290 globally.