Jack dorsey: Is #270 on Forbes

Jack Dorsey is #270 on Forbes ' 2025 Forbes 400 list. Read more about Jack Dorsey , their experience, their asset summary, and more here. Jack Dorsey, former CEO of Twitter and head of Block, is an American entrepreneur known for advocating crypto, particularly Bitcoin. Jack Dorsey is an American entrepreneur, CEO, philanthropist and programmer. He is known for being the former CEO of Twitter, Inc. (currently known as X), and Explore the life of Jack Dorsey , the Twitter founder and billionaire, his marriage, and his impact on social media and philanthropy.