Who was the founder of Massachusetts bay?

The founder of the Massachusetts Bay Colony was John Winthrop. He was a puritan lawyer who led a group of English puritans in setting up the Massachusetts Bay Colony in 1630. Winthrop was inspired by his religious beliefs to lead the colony, and he helped to establish the colony's government, laws, and economy. He also promoted education and social welfare in the colony, and he helped to create a tolerant environment that welcomed people of all backgrounds.