10 richest men in Nigeria, their houses & cars
#10. Hajia Bola Shagaya ($32M ~ N11.5B)
Ranked #10 in the list of richest men in Nigeria is Hajia Bola Shagaya. She was born on October 10, 1959, in Ilorin, Kwara State where she attended primary and secondary schools. She had her tertiary education at Ahmadu Bello University, Zaria and Armstrong College, California where she studied Economics cum Accountancy.”Hajia Bola Shagaya's net worth
She started a career as a banker and worked in the audit section of Nigeria’s Apex bank before she ventured into business in 1983.Her business experience began with the import and circulation of photographic materials, as the only West African agent of a leading photographic company, Konica.
She proceeded to launch Fotofair (Nigeria) Limited, which is a leading photo laboratory company in Nigeria laboratories scattered across the nation.
Around 2005, she emerged as the managing director of Practoil Limited and instituted another exploration company in 2011, Voyage Oil and Gas Limited.
Hajia Bola Shagaya's vehicles
She acquired the latest edition of a new Gulfstream G650 model jet reportedly valued at N11.5 billion. She also purchased a Rolls-Royce worth N36 million.Hajia Bola Shagaya purchased a Rolls-Royce worth N36 million
#9. Femi Otedola ($300M ~ N108B)
On the rank #9 of the richest men in Nigeria is Femi Otedola who is very familiar on the media with 2 famous and beautiful daughters - Temi Otedola & DJ Cuppy. Femi Otedola was born on the 4th of November, 1962 to the late Sir Michael Otedola and Mrs. Nana Otedola in Ibadan, Nigeria.Femi Otedola's net worth
Femi Otedola graduated from the Obafemi Awolowo University, (OAU) formerly referred to as the University of Ife. As soon as he graduated, Otedola headed the family’s printing press business for a while before he switched into the lucrative lane of the oil business.Femi Otedola is one of the best names in the oil industry
He founded Zenon Oil, a company involved in the importation and marketing of petroleum products. He is also the chairman Forte Oil Plc.
In 2016, Forbes estimates his net worth of $300,000 billion.
Femi Otedola's property
Femi Otedola is a millionaire that possess at least three houses in Lagos. Another is in Abuja where he meets with officials. In fact, it is said that Femi Otedola houses are situated all over Nigeria. Femi Otedola possesses a private jet which is worth more than sixty million dollars.Femi Otedola's cars
Femi Otedola owns a fleet of luxurious cars. He maintains a Mercedes fleet in Nigeria. He also maintains the Rolls-Royce custom-designed cars, built in Great Britain. Both fleets cost about $1 billion. His Mercedes cars are bulletproof include a Mercedes Benz AMG 63, He recently acquired a Mercedes-Benz Mclaren SLR valued at N250 million.The businessman has sweet relationships with his daughters. He must be very proud of his two talented daughters with one being a famous owner of JTO Fashion Blog while other succeeding in the music industry. Seems like his kids share the same passion for exotic cars with their father as Femi once gifted Temi Otedola a red Range Rover while another time he presented his DJ daughter a white Range Rover.
Dj Cuppy drove her father's Rolls-Royce when she was in Britain
Cars owned by Femi Otedola
Femi also drives a Mercedes-Benz G-Wagon. This car was seen in his mansion in Ikoyi. The initial cost of this car is about $300 000. The bulletproof system and the custom design hikes its cost to $400 000.
#8. Orji Uzor Kalu ($330M ~ N119B)
He was born on April 21, 1960, to the of Mr. Johnson Uzor Kalu and Mrs. Eunice Uzor Kalu. He obtained a BSc honors in Political Science at the Catholic University, Washington – USA where. Orji Uzor Kalu had a keen interest in business so he went further to study Business Administration at Harvard University.Orji Uzor Kalu made his name in arms and ammunition industry
Orji Uzor Kalu's net worth
Orji Uzor Kalu got his biggest contract when he won a deal to provide arms and ammunition to the Nigerian Military in the early 1980s. Orji Uzor Kalu has a net worth of $330 million.Orji Uzor's property
Orji Uzor Kalu lives a life of luxury as he has two private jets, houses in Lagos, Abia, Maryland USA and fleets of cars to his credit. His cars include a Bentley and a Range Rover.Some of Orji Uzor's cars
Orji Uzor's private jet
Orji Uzor's mansion
#7. Jim James Ovia ($550M ~ N198B)
Jim Ovia was born on November 4, 1951, in Agbor, Delta State. Jim Ovia studied at the Southern University, Louisiana, the USA where he got a B.Sc degree in Business Administration. Jim Ovia is a notable philanthropist and has headed numerous Non-Governmental Organisations (NGO) at different times.Jim James Ovia's net worth
He is the founder of Zenith Bank. He also founded the Youth Empowerment / ICT Foundation, which centers on cultivating the socio-economic welfare of the Nigerian youths by motivating and inspiring them to embrace Information and communication technology. Jim Ovia’s net worth is valued at $550 million.Jim James Ovia's property
He has a multi-million dollar mansion in Agbor, Delta state, and a 14-storey office complex in Lagos.Jim James Ovia's cars
He has a fleet of cars, amongst which is a Rolls-Royce Phantom.Among all of his cars, the Rolls-Royce Phantom seems the best
#6. Fifi Ekanem ($600M ~ N216B)
The list of 10 richest men in Nigeria can't be complete without Fifi Ekanem Ejindu. Fifi was born in the year 1962 to a royal family in Ibadan, Nigeria. Her grand-father is King James Ekpo Bassey of Cobham Town in Calabar.Her father, a university professor at the University of Ibadan, Professor Sylvester Joseph Una was once a Minister of Health in Nigeria.
Fifi Ekanem joined hands in real estate in Nigeria
She pursued her secondary education at the staff school of the University of Ibadan and proceeded to Queens College, Lagos.
She went further to acquire a B.A and a Masters in Urban Planning at the Pratt Institute, Brooklyn New York where she studied architecture.
Fifi Ekanem's net worth
She founded Starcrest Group of companies in 1995 which was involved in real estate, building construction, oil, and gas. She was awarded the African Achievers African Arts and Fashion Lifetime Achievement award in 2013. She is worth $600 million.Fifi Ekanem cars
Fifi is one of the 8 Nigerian women who own a Roll-Royce. She bought a ₦130 million worth Rolls-Royce Ghost for her 51st birthday.
Fifi Ekanem owns a Rolls-Royce Ghost. She's also known to gift her friends Rolls-Royces
#5. Folorunsho Alakija ($1.09B ~ N393B)
Folorunsho Alakija, once richest black woman on Earth, was born on July 15, 1951, in Ikorodu, Lagos State to the family of Chief L.A. Ogbara. She traveled to the United Kingdoms at age seven for her primary school education at Dinorben School for Girls in Hafodunos Hall in Llangernyw, Wale. She studied secretarial studies at Pitman’s Central College, London. Afterward, she also attended the American College, London and the Central School of Fashion to study fashion design.She is one of only 3 women makes it to the list
Folorunsho Alakija's net worth
Folorunsho began her career in 1974 as an executive secretary at Sijuade Enterprises in Lagos, Nigeria. She continued at the First National Bank of Chicago, now FinBank for a number years. Afterward, she established Supreme Stitches, a tailoring company. She ventured into Oil and gas in 1993. She amassed so much wealth and was once referred to as the richest black woman in the world. She is worth $1.09 billion, the largest among 3 women in the list of 10 richest men in Nigeria.Folonrunsho Alakija's cars
She owns a Bombardier Global Express XRS, one of the most exclusive and deluxe jets in Africa. Folorunsho Alakija loves luxury cars, she owns a Mercedes-Benz G-Wagon valued at N20million among other cars. She also travels in her Bombardier Global Express XRS worths around 46 million dollars (~₦16.7 billion).Madam Folorunsho Alakija Mercedes-Benz caught in the street
#4. Pascal Dozie ($1.1B ~ N397B)
Pascal Dozie was born on April 9, 1939, in a small town in Imo state. He had his primary and education in Imo State and then went ahead to bag a degree in Economics from the Lagos School of Economics. He further obtained a masters in Administrative Science at the City University, London.Getting big in his hand, Pascal Dozie, however, lives a normal life without bragging his property and assets
Pascal Dozie's net worth
Pascal Dozie is the founder and previous Diamond Bank and one of the 6 largest individual founder shareholders in MTN. He is also a Co-Founder, and Non-Executive Partner at the African Capital Alliance. Although he hold a net worth of $1.1 billion, he never shows off his luxury belongings.#3. Jimoh Ibrahim ($1.1B ~ N397B)
Jimoh Ibrahim, CEO of Global Fleet Group, was born on the 24th of February 1967 to a local fish seller mother and a bricklayer father. Born in a remote village in Ondo state, he attended Community Grammar School, Igbotako and continued his education at the Federal School of Arts and Science, Ondo state. He completed a degree in international law at the prestigious Obafemi Awolowo University.Jimoh Ibrahim is a director at the prestigious Nicon group which has a number of subsidiaries. They include Nicon Academy, Nicon Airways, Nicon Energy, Nicon Hotels, Nicon Insurance, Nicon Investment, Nicon PFA, Nicon properties, Nicon Trustee, Nicon United Kingdom, and Nicon Sao Tome.
Jimoh Ibrahim's net worth
His net worth is presently valued at $1.1billion.Jimoh Ibrahim's cars
Jimoh Ibrahim loves a luxury lifestyle and got himself a N300 million Rolls-Royce for his 50th birthday, making the list of 40 Nigerian Roll Royce owners.Jimoh Ibrahim got himself a N300 million Rolls-Royce for his 50th birthday
#2. Mike Adenuga ($9.21B ~ N3,320B) - The second richest man in Nigeria & Africa
Michael Adeniyi Agbolade Ishola Adenuga Jr was born on April 29, 1953, in Ibadan, Nigeria. He studied Business Administration at the Northwestern Oklahoma State University and Pace University, New York. His telecom company Globacom grew rapidly and competed largely with MTN Group, the largest multinational telecom company in Nigeria. He was branded the African Entrepreneur of The Year at the maiden African Telecoms Awards (ATA) on August 15, 2007.Mike Adenuga is also the second richest man in the continent
Mike Adenuga's net worth
His enterprise, Globacom, is the second-largest telecom operator in Nigeria, with a large presence in Ghana and Benin republic. Forbes (2019) valued his net worth at $9.21 billion. With this net worth, Mike Adenuga also takes the 2nd position in the list of Top 10 richest men in Africa (after Aliko Dangote).Mike Adenuga's property
He owns an estate in Banana Island which he branded as the Gold digger’s den. The estate comprises nine (9) duplexes, a church, a mosque, two watchtowers and a multipurpose hall that seats 200 people. His personal duplex has a home office, indoor swimming pool, car park, helipad, and a yacht deck that occupies about 3 hectares.Mike Adenuga's cars
He recently acquired a burial tomb (Dysney vault) for N200 million at the upscale vaults and Gardens, Ikoyi. He drives an Audi A7, a Mercedes AMG G63 among other expensive cars. He also maintains two Rolls-Royce, one in Nigeria and the other in London. In addition to all that, Mike Adenuga owns a private jet and drives a 35 million naira Bentley Continental GT.#1. Aliko Dangote ($10.33B ~ N3,724B) - the official richest man in Nigeria & Africa
Aliko Dangote was born on April 10, 1957, to an affluent and highly esteemed family. Dangote was raised by Alhaji Alhassan Dantata, his grandfather, who was once the richest man in Africa. He studied business studies and administration at the Al-Azhar University, Kairo. According to several reports, Aliko discovered his passion for business from a very tender age and many years down the line, he founded the Dangote Group in the year 1977.Not only number one in Nigeria, but Aliko Dangote is also the richest man in Africa
The company from inception became a major producer of pasta, flour, and sugar. At the moment, Dangote Group has diversified into many businesses which are all subdivisions of the Dangote Group. They are Dangote Sugar Refinery, Dangote Cement, and Dangote Flour. Dangote Oil Refinery in Ibeju Lekki Lagos is the largest refinery in Africa.
Aliko Dangote's net worth
He was the 6th on the list of the “100 Most Influential Philanthropists” organized by Richtopia, other awards include Forbes Africa Person of the Year 2014 and Clinton Global Citizen Award 2015. At the moment, Dangote is worth $10.33 billion and with that amount of money, he is currently the richest man in the entire Continent of Africa as well.Aliko Dangote's property
Aliko has a tastefully designed castle-like mansion in the UK. In 2013 he acquired a state of the art yacht adorned with many impressive gadgets. In addition to a N15b yacht that used to give the ride to Anthony Joshua, Aliko Dangote owns a super classy Bombardier's Global Express XRS private jet that’s worth $45 million.Aliko Dangote's cars
When it comes to cars, the richest man in Nigeria and also in Africa did not disappoint. Aliko Dangote's car fleet has no place for a mediocre car. All the exotic cars come at prices that a normal person would only dream of. They are the $1m Maybach 57S Knight Luxury, $2m Bugatti Veyron, $310,000 Bentley Mulsanne, etc.Interesting facts about Aliko Dangote
- He only needs 1314 hours equivalent to 55 days of work to buy his $2.3 million Bugatti Veyron.
- Though being a billionaire, Aliko Dangote once ignited public and media interest by riding a bus alongside Femi Otedola and Governor Ambode.
Source: Naijaauto
Top 10 Richest Entrepreneurs And Business Owners In Nigeria 2018
The Top 10 Richest Men In Nigeria 2017.
The World renowned ranking organization, Forbes, has released its list of richest people in Nigeria for 2017.
Full list below:
1. Aliko Dangote (Net Worth: $12.5 billion)
Aliko Dangote is the richest man in Nigeria, Africa and of course the richest black man in the world. In 2014, he ranked as the 24th richest man in the world but has since then fallen to positions below 100 due to Nigeria’s poor Naira.
2. Mike Adenuga (Net Worth: $10.5 billion)
Mike Adenuga is the second richest man in Nigeria with interest in Oil and Gas and telecoms. He is the owner of Globacom, Nigeria’s second biggest telecom operators and the chairman of Conoil.
3. Femi Otedola (Net Worth: $2.3 billion)
He is the CEO of Zenon Oil and Gas and Forte Oil Plc. He has interest in real estates amongst other sectors.
4. Folorunsho Alakija (Net Worth: $2.1 billion)
Folorunsho is a business tycoon who has interest in fashion,oil and printing industries. She is the richest Woman in Nigeria and the richest woman of the African descent in the world.
5. Theophilus Danjuma (Net Worth: $1.7 billion)
Former Nigerian Chief of Army staff between 1975 to 1979. He is the current chairman of Athlantic Petroleum.
6. Abdusalam Rabiu (Net Worth: $1.5 billion)
Abdusalam is the founder of the famous BUA Group. A conglomerate active in sugar refining, cement production, real estate and port operations. In September 2015, his Group signed a $600 million deal with a chinease cement equipment service provider Sinoma Internation Engineering to construct a second production line located in Edo State Niger Delta, Nigeria.
7. Tony Elumelu (Net Worth: $1.4 billion)
A philanthropist and founder of the Transcorp and Heirs Holdings. He was the chairman of United Bank for Africa.
8. Orji Uzor Kalu (Net Worth: $1.1 billion)
The former governor of Abia State. He is the founder and chairman of Slok Holding. A conglomerate with interest in shipping, banking, oil, trading, manufacturing and the media. He became a real business man at the age of 19 after being expelled from a Nigerian University for allegedly spearheading a series of student riots.
9. Jim Ovia (Net Worth: $1 billion)
Jim Oviah is the founder of Zenith Bank. He is the chairman and the largest shareholder with a stake of almost 10%. He also manages a mobile telecom Visafone which has over 3 million subscribers.
10. Oba Otudeko (Net Worth: $650 million)
Oba Otudeko is the Chairman and founder of the honey well group. He is also the chairman of FBN Holdings Plc. His operations spread across oil and gas, flour minning, real estate, and marine transportation.
Richest Nigerians of 2016
Top 7 Nigerian men who stand out among all others in financial strength.
In the instances where more recent data could not be obtained, ranking was based on information as of December 2015.
Below, in descending order, are Nigeria's richest men:
Aliko Dangote: $15.4billion
Aliko Dangote, 59, is easily the richest man in Nigeria. The billionaire, Chairman & CEO of Dangote Group, is also the richest man in Africa, as well as being the richest black African in the world.
READ ALSO: FG set to launch 'Made in Nigeria' e-portal
His company, which deals majorly in food processing, cement manufacturing, and freight operates in Nigeria, Benin, Ethiopia, Senegal, Cameroon, Ghana, South Africa, Togo, Tanzania, and Zambia.
He is currently ranked 51st on Forbes' list of world billionaires.
Mike Adenuga : $10.3billion
The 63-year old billionaire is a business tycoon, and he takes the spot as the Nigeria's second richest man behind Aliko Dangote. His major enterprise is telecommunications company, Globacom is Nigeria's second-biggest telecom operator which also operates in Ghana and Benin. He has interests in Conoil, and in the Equitorial Trust Bank.
Adenuga sits in 103rd on Forbe's 2016 list of world billionaires
Femi Otedola : $1.19billion
Femi Otedola, 54, is a businessman, entrepreneur, philanthropist. He is the chairman of Forte Oil Plc, as well as being the founder of Zenon Petroleum and Gas Ltd, and a number of other businesses across shipping, real estate and finance.
He is #1011 on Forbe's 2016 billionaire's list.
Samad Rabiu : $1.17billion
Abdulsamad Rabiu, 55, takes the fourth spot on the list of Nigeria's richest men. Founder and chairman of BUA Group, a privately-owned conglomerate, his wealth comes from the company's active sugar refinery, cement production, real estate, logistics and port concessions.
He is #1577 on Forbe's 2016 list of world billionaires.
Theophilus Danjuma : $750million
Theophilus Yakubu Danjuma is a 78-year-old Nigerian Army General and Politician. He is the founder of oil exploration company South Atlantic Petroleum (SAPETRO), which owns upstream assets in Nigeria, Republic of Benin, the Central African Republic and Madagascar. He owns real estate, has interests in a urea fertilizer company, and in NALComet, a Nigerian shipping company.
Ranked #30 on Forbe's list of 2015 wealthiest africans.
Jim Ovia: $550million
Jim Ovia, 65, is a Nigerian businessman. The bulk of his fortune can be traced to his interests in Zenith Bank which he founded in 1990. He is the bank's chairman and largest individual shareholder with slightly more than 9% stake. He is also into real estate and telecommunications. His telecoms company Visafone has about 3million subscribers.
Ranked #37 on Forbe's list of 2015 wealthiest africans.
Muhammed Indimi: $ 500 million
Number 7 on the list is Mohammed Indimi, a 68-year-old Nigerian businessman who founded Oriental Energy Resources in 1990. He still sits as chairman, and holds the highest shares in the privately held Nigerian oil exploration and production company. His value suffered a significant drop between 2014 and 2015, due to the fall of oil prices. He is now valued at $500million, suffering a $170million drop from the previous year.
He was #39 on Forbe's 2015 list of richest African men
Source: pulseng
TOP 10 RICHEST PERSONALITIES IN NIGERIA 2015
10] MOHAMMED INDIMI
AGE: 66
OCCUPATION: Oil Business
NET WORTH: $670 Million (2014)
Mohammed Indimi is the founder and chairman of Oriental Energy Resources, Limited. This
company has interest in the oil sector, especially in the Nigerian Upstream Oil and Gas sector. Mohammed Indimi founded his company in 1990 and has expanded the company’s portfolio that it now has assets in Offshore Nigeria. These assets include the Ebok Field (OML 67), Okwok Field (OML 67, and OML 115).
In the year 2014, Forbes listed Mohammed Indimi as the Africa's number 37th richest man.
9] JIM OVIA
AGE: 61
OCCUPATION: Banking
NET WORTH: $850 Million (2014)
Jim Ovia is the founder of Zenith Bank Group, a bank he is the largest individual shareholder with about 9.3% stake. He is also an investor in real estate across Nigeria. His other assets include Visafone, a mobile telecommunication outfit.
In August 2014, Jim Ovia commenced the construction of $1.5 billion petrochemical complex in Akwa-Ibom State Nigeria.Forbes listed Jim Ovia as the 30th richest man in Africa in the year 2014.
8] ORJI UZOR KALU
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AGE: 55
OCCUPATION: Diversified
NET WORTH: $1 Billion (2014)
Orji Uzor Kalu is the chairman of SLOK Holding and the Daily Sun and New Telegraph newspapers in Nigeria, who served as the governor of Abia State, Nigeria from May 29, 1999, to May 29, 2007. Prior to his election, he served as the chairman of the Borno Water Board and the chairman of the Cooperative and Commerce Bank Limited. Kalu was also a member of the Progressive Peoples Alliance (PPA) and the chairman of the PPA Board of Trustees. He was the party's candidate for president in the April 2007 general election.
7] TONY .O ELUMELU
AGE: 52
OCCUPATION: Bussines tycoon: Investments
NET WORTH: $1 Billion (2014)
Tony O. Elumelu is an economist by training, a visionary entrepreneur and a philanthropist. Tony is the Chairman of Heirs Holdings, the
United Bank for Africa, Transcorp and founder of The Tony Elumelu Foundation. Elumelu holds the Nigerian national honours, the Commander of the Order of Nigeria (CON) andMember of the Order of the Federal Republic (MFR). In 2011
6] ABDULSAMAD RABIU
AGE: 55
OCCUPATION: Business tycoon: cement, sugar, flour
NET WORTH: $1 Billion(2014)
AbdulSamad Isyaku Rabiu CON is a Nigerian businessman. His father, Khalifah Isyaku Rabiu was one of Nigeria's foremost industrialists in the 1970s and 1980s. Abdul Samad is the founder and chairman of BUA Group, a Nigerian conglomerate with interests in manufacturing, infrastructure and agriculture with a revenue in excess of $2.5 billion. He is also the chairman of Nigerian Bank of Industry.
In 2013, Forbes estimated Abdul Samad's wealth at $1.2 billion, bringing him to the global billionaire's club.
5] FEMI OTEDOLA
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AGE: 52
OCCUPATION: Chairman of Forte Oil Plc
NET WORTH: $1.06 Billion (June 2015)
Femi Otedola is a Nigerian businessman. He is Chairman of Forte Oil Plc, and appeared as one of only two Nigerians (alongside Aliko Dangote) to appear on the 2009 Forbes list of 793 dollar-denominated billionaires in the world, with an estimated net worth of over US$1.2 billion. Femi Otedola is the Nigerian President and Chief Executive Officer of Zenon Petroleum and Gas limited.
4] THEOPHILUS DANJUMA
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AGE: 72
OCCUPATION: Bussiness tycoon: oil
NET WORTH: $1.1 Billion (June 2015)
General Theophilus Yakubu Danjuma GCON FSS psc is a Nigerian Jukun soldier, politician andmulti-millionaire businessman and philanthropist. He was Nigerian Army Chief of Army Staff from July 1975 to October 1979. He was also Minister of Defence under Olusegun Obasanjo. Danjuma is chairman of South Atlantic Petroleum (SAPETRO).
3] FOLORUNSHO ALAKIJA
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AGE: 64
OCCUPATION: Business tycoon: oil and printing industries
NET WORTH: $2.2 billion(June 2015)
Folorunsho Alakija is a Nigerian businesswoman who has replaced Isabel dos Santos as the richest African woman, and also is the richest woman of African descent in the world. She is a business tycoon involved in the fashion, oil and printing industries. She is the group managing director of The Rose of Sharon Group which consists of The Rose of Sharon Prints & Promotions Limited and Digital Reality Prints Limited and the executive vice-chairman of Famfa Oil Limited. Alakija is ranked by Forbes as the richest woman in Nigeria with an estimated net worth of $2.6 billion As of 2015.
2] MIKE ADENUGA
AGE: 62
OCCUPATION: Founder of Globacom, Chairman of Conoil
NET WORTH: $4.1 billion (June 2015)
Mike is a Nigerian business tycoon, and one of the richest black people in the world. His company Globacom controls Nigeria's second-largest telecom operator, he also owns stakes in theEquitorial Trust Bank and oil exploration firm Conoil (formerly Consolidated Oil Company). Forbes has estimated his net worth at $4.6 billion as of March 2013 which makes him second wealthiest Nigerian behind Aliko Dangote.
1] ALIKO DANGOTE
AGE: 58
OCCUPATION: Chairman & CEO of Dangote Group
NET WORTH: US$17.7 billion (June 2015)
Dangote is a Nigerian billionaire businessman, who owns the Dangote Group, which has interests in commodities. The company operates in Nigeria and other African countries, including Benin, Cameroon, Ghana, South Africa, Togo and Zambia. As of January 2015, he had an estimated net worth of US$18.6 billion.
Dangote is ranked by Forbes magazine as the 67th richest person in the world and the richest in Africa.[ He surpassed Saudi-Ethiopian billionaire Mohammed Hussein Al Amoudi in 2013 by over $2.6 billion to become the world's richest person of African descent.