Jack Dorsey

Twitter

Block (Square) Co-Founder

Last updated: April 12, 2026

Biography

Jack Dorsey is the co-founder of Twitter and Block (formerly Square), and one of the most prominent Bitcoin advocates in Silicon Valley. Through Block, Dorsey has integrated Bitcoin into mainstream payments and invested heavily in open-source Bitcoin development and mining technology.

Frequently Asked Questions about Jack Dorsey

Who is Jack Dorsey in cryptocurrency?

Jack Dorsey is a prominent figure in the cryptocurrency and blockchain industry, known for contributions to Web3 and decentralized technology.

What is Jack Dorsey's net worth and influence in crypto?

While exact net worth figures for Jack Dorsey are not publicly disclosed, their influence in the cryptocurrency space is significant through leadership roles and contributions to blockchain technology development.

How to follow Jack Dorsey on social media?

You can follow Jack Dorsey on Twitter (X). Links to their official social media profiles are available at the top of this page.

What is Jack Dorsey's Twitter (X) account?

Jack Dorsey's official Twitter (X) handle is @jack. You can follow them for the latest updates on crypto, blockchain insights, and industry news.

Is Jack Dorsey a founder of any crypto project?

Yes, Jack Dorsey holds the position of Block (Square) Co-Founder. They have played a founding or executive role in building successful blockchain ventures.

What is Jack Dorsey doing in 2026?

In 2026, Jack Dorsey continues to be active in the cryptocurrency space as Block (Square) Co-Founder. This page is regularly updated with the latest information about their activities and projects.

How to contact Jack Dorsey?

The best way to reach Jack Dorsey is through their official social media channels especially Twitter (X). Links to their verified profiles are available at the top of this page.