Youssef Mansour (; born 21 May 1944) is an Egyptian billionaire businessman and part owner of the Mansour Group.
He has two brothers who are also billionaires, Mohamed Mansour and Yasseen Mansour.
He has a Bachelor of Science in Engineering from North Carolina State University, and a Master of Business Administration from Auburn University.
In March 2020, Forbes estimated his net worth at US$1.9 billion.
He is married with five children, and lives in Cairo.