William Jackson was a Quaker minister from London Grove, Pennsylvania. He was born July 25, 1746 (new style), to William Jackson and Catherine Miller Jackson. In 1775 Jackson accompanied John Churchman on a religious visit to meetings on the eastern shore of Maryland, and in 1776 he was recommended as a minister. In 1781 he traveled in the ministry to parts of New Jersey, New York, and New England. Jackson married Hannah Seaman of Long Island, New York, in 1778 or 1788 (records conflict). The couple had no children. They moved to Philadelphia in 1790, and in 1802 Jackson left for the British Isles. He spent the next 3 years traveling in the ministry in England, Ireland, Scotland, and Wales. Jackson died January 10th, 1834.