George Robert Twelves Hewes (August 25, 1742 – November 5, 1840) was a participant in the political protests in Boston at the onset of the American Revolution, and one of the last survivors of the Boston Tea Party and the Boston Massacre. Later he fought in the American Revolutionary War as a militiaman and privateer. Shortly before his death at the age of 98, Hewes was the subject of two biographies and much public commemoration.