Adebayo Ogunlesi (born 1953) is a Nigerian businessman.
 A 1979 graduate of Harvard Law School and Harvard
Business School, he also studied at Oxford .
 Ogunlesi was in charge of Global Investment Banking at
Credit Suisse First Boston before being promoted to chief
client officer and executive vice chairman. 
Mr. Ogunlesi was born to the family of Prof. & Mrs. T.O
Ogunlesi of Makun, Sagamu Ogun State Nigeria . His father
is the first Nigerian professor of medicine.  Mr. Ogunlesi
attended Kings College Lagos, Nigeria after which he
received his B.A. with first class honors in Philosophy,
Politics and Economics, from Oxford University, his J.D.
magna cum laude, from Harvard Law School and his M.B.A.
from the Harvard Business School .
Adebayo Ogunlesi is currently Chairman and Managing
Partner of Global Infrastructure Partners, a $15 billion joint
venture whose initial investors included Credit Suisse and
General Electric. He is also a member of the Board of
Directors of Goldman Sachs. He was named lead director on
24 July 2014.  Prior to his current role, he was Executive
Vice Chairman and Chief Client Officer of Credit Suisse,
based in New York. He previously served as a member of
Credit Suisse’s Executive Board and Management Council
and chaired the Chairman’s Board. Previously, he was the
Global Head of Investment Banking at Credit Suisse. Since
joining Credit Suisse in 1983, Mr. Ogunlesi has advised
clients on strategic transactions and financings in a broad
range of industries and has worked on transactions in North
and South America, the Caribbean, Europe, the Middle East,
Africa and Asia. In 2009, Global Infrastructure Partners
acquired the majority in London Gatwick Airport in a deal
worth £1.455 billion. [citation needed ]
Prior to joining Credit Suisse, Mr. Ogunlesi was an attorney
in the corporate practice group of the New York law firm of
Cravath, Swaine & Moore. From 1980-81 he served as a law
clerk to Associate Justice Thurgood Marshall of the United
States Supreme Court.
Ogunlesi is a member of the District of Columbia Bar
Association. He was a lecturer at Harvard Law School and
the Yale School of Organization and Management , where he
taught a course on transnational investment projects in
emerging countries. 
He is married to an optometrist Dr. Amelia Quist-Ogunlesi.
Awards and honors
Recipient of The International Center in New York’s Award