2- The 14 Richest People in Nigeria and their worth; 2015 Edition on April 14, 1980 Get link Facebook Twitter Pinterest Email Other Apps 2. Mike Adenuga. Net Worth: $4.6Billion. Rank in Nigeria: #2. Rank in Africa: #6 (#5 in 2013) Founder of Globacom, second largest mobile phone network company in the country. Click NEXT to view next rich man