Joseph Patrick "Joe" Kennedy, Sr. (September 6, 1888 – November 18, 1969) was an American businessman, investor, and politician. Kennedy was the husband of Rose Kennedy. Their children included President John F. Kennedy (1917–1963), Attorney General and Senator Robert F. Kennedy (1925–1968), and longtime Senator Ted Kennedy (1932–2009). He was a leading member of the Democratic Party and of the Irish Catholic community. He was the inaugural Chairman of the U.S. Securities and Exchange Commission (SEC), appointed by President Franklin D. Roosevelt, and later directed the Maritime Commission. Kennedy served as the United States Ambassador to the United Kingdom from 1938 until late 1940, including the early part of World War II.