4. Mark Zuckerberg (Co-founder of Facebook)

Mark Zuckerberg is an American technology entrepreneur best known as the co-founder of Facebook, a social media platform launched in 2004. Born on May 14, 1984, in New York, he developed an early interest in computers and programming. Facebook started as a college networking site at Harvard University and quickly grew into one of the largest social media networks worldwide. Zuckerberg has played a significant role in shaping how people connect online. He’s involved in various philanthropic efforts through the Chan Zuckerberg Initiative, focusing on education, health, and community improvement.