Edward Moore Kennedy was an American lawyer and politician who represented Massachusetts in the United States Senate from 1962 until his death in 2009. A member of the Democratic Party, he was the second-most-senior member of the Senate when he died. He is ranked fifth in U.S. history for length of continuous service as a senator. Kennedy was the younger brother of President John F. Kennedy and U.S. attorney general and U.S. senator Robert F. Kennedy, an uncle of incumbent U.S. secretary of health and human services Robert F. Kennedy Jr., and the father of U.S. representative Patrick J. Kennedy.