Xavier Niel is a French billionaire entrepreneur and the founder of Free

 Xavier Niel is a French billionaire entrepreneur and the founder of Free, a French telecommunications company. He was born on August 25, 1967, in Maisons-Alfort, France.

Niel began his career as a computer programmer and entrepreneur, founding several successful companies in the technology and telecommunications industries. In 2002, he founded Free, which revolutionized the French telecommunications market by offering low-cost internet and mobile services.

Aside from his work with Free, Niel is also a prominent investor and philanthropist. He has invested in a number of technology startups and is the founder of the Station F startup incubator in Paris. He is also a supporter of education initiatives and has donated millions of euros to fund scholarship programs and educational projects.

As of September 2021, Niel's net worth was estimated to be $17.6 billion, making him one of the wealthiest people in France and the world. Despite his immense wealth, Niel is known for his down-to-earth personality and is often described as a maverick entrepreneur who is not afraid to take risks