global news | January 14, 2026

Does Jack Dorsey have brothers and sisters?

Jack Dorsey
Jack Dorsey

Jack Dorsey is a well-known American businessman who founded the social networking platform Twitter.

Dorsey grew interested in computers and communications at a young age while growing up in St. Louis

Dorsey has been the CEO, chairman of the board, and executive chairman of Twitter since that time.

In 2010, he also founded the popular online payment platform Square.

Dorsey was succeeded as CEO of Twitter by co-founder Evan Williams in October 2008, with Dorsey remaining as corporate chairman.

Jack Dorsey recently said Elon was the singular solution he trusted for Twitter’s future to the surprise of many.

Well, this article will focus more on Dorsey’s siblings and family tree.

Jack Dorsey siblings: Does Jack Dorsey have brothers and sisters?

Andrew and Daniel Dorsey are Jack’s brothers.

He has no sisters as of 2022.

He was also named one of the Top 35 inventors under the age of 35 by MIT Technology Review.