William Throckmorton was an American politician and a member of the Republican Party. He served as a representative in the U.S. House of Representatives from New Jersey during the late 19th century. Throckmorton was known for his involvement in various legislative matters and his contributions to the political landscape of his time. In addition to his political career, Throckmorton was also engaged in business and community affairs. His work helped shape local policies and fostered development in his region. His legacy is remembered in the context of New Jersey politics and the broader history of the United States.