There are 13 people from Massachusetts who are on the Forbes list of 400 wealthiest Americans. They include Abigail Johnson, Edward Johnson III, Jim Davis, Robert Kraft, Alan Trefler, Amos Hostetter, Edward Johnson IV, Elizabeth Johnson, Steve Conine, Niraj Shah, Jim Koch, Valentin Gapontsev, and Phillip “Terry” Ragon. 

https://www.boston.com/news/local-news/2020/09/09/richest-massachusetts-residents-forbes-400