William Jay was an American reformer, jurist, and son of  an American statesman who directed U.S. foreign policy for much of what decade?
William Jay (jurist) William Jay (16 June 1789 – 14 October 1858) was an American reformer, jurist, and the son of Founding Father and first U.S. Supreme Court Chief Justice John Jay (1745–1829).
William Branch Giles William Branch Giles (August 12, 1762December 4, 1830; the "g" is pronounced like a "j") was an American statesman, long-term Senator from Virginia, and the 24th Governor of Virginia. He served in the House of Representatives from 1790 to 1798 and again from 1801 to 1803; in between, he was a member of the Virginia House of Delegates, and was an Elector for Jefferson (and Aaron Burr) in 1800. He served as United States Senator from 1804 to 1815, and then served briefly in the House of Delegates again. After a time in private life, he joined the opposition to John Quincy Adams and Henry Clay, in 1824; he ran for the Senate again in 1825, and was defeated, but appointed Governor for 3 one-year terms in 1827; he was succeeded by John Floyd, in the year of his death.