Whipple, William (1730–1785), a Revolutionary War patriot and signer of the Declaration of Independence. He was born in Kittery, Maine. Whipple became captain of a ship and engaged in the slave trade, but about 1760 became a merchant. He represented New Hampshire in the Continental Congress (1776–79). He also saw military service in the American Revolution, was a member of the New Hampshire legislature, and was a judge.