William Champlin was a large land owner who became wealthy through the buying and selling of various properties. He represented Westerly in the Rhode Island General Assembly in1728, 1731, and 1732. He was Justice of the Peace in 1741 and 1742.
tracts of land to his children prior to his death. He left nearly 3,000 pounds cash, various household articles, several farm animals, a Negro girl valued at 150 pounds and a 12 year old Indian girl valued at 40 pounds.157