Angier Biddle Duke was an American diplomat who served as Chief of Protocol of the United States in the 1960s. Before that, at the age of 36, he became the youngest American ambassador in history when he was appointed to be the U.S. Ambassador to El Salvador.
- Occupation
- diplomat
- Position held
- United States Ambassador to Spain, Chief of Protocol of the United States, United States Ambassador to Morocco, United States Ambassador to Denmark
- Citizenship
- United States
- Born
- November 30, 1915
- Died