Jon Llewellyn Kyl, born on April 25, 1942, in Oakland, Nebraska, is an American politician, lawyer, and lobbyist who served as a United States Senator from Arizona for over two decades. A Republican, he began his political career in the U.S. House of Representatives, representing Arizona's 4th congressional district from 1987 to 1995. He then served in the Senate from 1995 to 2013, rising to Senate Minority Whip from 2007 to 2013. Known for his conservative positions on national security, immigration, fiscal policy, and technology issues, Kyl co-sponsored anti-online gambling legislation and played key roles in committees such as Judiciary, Finance, and Intelligence. After retiring from the Senate in 2013, he joined the lobbying firm Covington & Burling. Following the death of Senator John McCain in 2018, Arizona Governor Doug Ducey appointed Kyl to temporarily fill the vacancy, during which he supported several judicial confirmations before resigning in December 2018. Post-resignation in 2019, he rejoined Covington & Burling, continuing his work as a lobbyist on issues like defense, energy, and telecommunications. Kyl's tenure was characterized by his influence in shaping Republican policy, particularly on border security and counterterrorism. Prior to politics, he practiced law in Phoenix, specializing in commercial and antitrust matters. He is married to Jane Kyl, and they have two children.