Ted Kennedy was a democrat.
A member of the Democratic Party , he was the second most senior member of the Senate when he died and was the fourth-longest-serving senator in United States history , having served there for almost 47 years .	Democratic	Democratic Party (United States)	Democratic Party	Democratic Party (United States)	second most senior	List of United States Senators in the 111th Congress by seniority	fourth-longest-serving senator	List of members of the United States Congress by longevity of service
