ambassador, embassador - a diplomat of the highest rank; accredited as representative from one country to another

charge d'affaires - the official temporarily in charge of a diplomatic mission in the absence of the ambassador

consul - a diplomat appointed by a government to protect its commercial interests and help its citizens in a foreign country

envoy, envoy extraordinary, minister plenipotentiary - a diplomat having less authority than an ambassador

high commissioner - a senior diplomat from one country to another who is assigned ambassadorial rank

internuncio - (Roman Catholic Church) a diplomatic representative of the Pope ranking below a nuncio

diplomatic minister, minister - a diplomat representing one government to another; ranks below ambassador

nuncio, papal nuncio - (Roman Catholic Church) a diplomatic representative of the Pope having ambassadorial status

functionary, official - a worker who holds or is invested with an office

persona grata - a diplomat who is acceptable to the government to which he is sent

persona non grata - a diplomat who is unacceptable to the government to which he is sent

plenipotentiary - a diplomat who is fully authorized to represent his or her government

Bunche, Ralph Bunche, Ralph Johnson Bunche - United States diplomat and United Nations official (1904-1971)

Dulles, John Foster Dulles - United States diplomat who (as Secretary of State) pursued a policy of opposition to the USSR by providing aid to American allies (1888-1959)

Galbraith, John Galbraith, John Kenneth Galbraith - United States economist (born in Canada) who served as ambassador to India (born in 1908)

Citizen Genet, Edmund Charles Edouard Genet, Genet - French diplomat who in 1793 tried to draw the United States into the war between France and England (1763-1834)

Dag Hammarskjold, Dag Hjalmar Agne Carl Hammarskjold, Hammarskjold - Swedish diplomat who greatly extended the influence of the United Nations in peace-keeping matters (1905-1961)

Averell Harriman, Harriman, William Averell Harriman - United States financier who negotiated a treaty with the Soviet Union banning tests of nuclear weapons (1891-1986)

Harris, Townsend Harris - United States diplomat who was instrumental in opening Japan to foreign trade (1804-1878)

Cordell Hull, Hull - United States diplomat who did the groundwork for creating the United Nations (1871-1955)

Jay, John Jay - United States diplomat and jurist who negotiated peace treaties with Britain and served as the first chief justice of the United States Supreme Court (1745-1829)

Henry Alfred Kissinger, Henry Kissinger, Kissinger - United States diplomat who served under President Nixon and President Ford (born in 1923)

Le Duc Tho - Vietnamese diplomat who negotiated with Henry Kissinger to end the war in Vietnam (1911-1990)

Ferdinand de Lesseps, Lesseps, Vicomte Ferdinand Marie de Lesseps - French diplomat who supervised the construction of the Suez Canal (1805-1894)

Trygve Halvden Lie, Trygve Lie, Lie - Norwegian diplomat who was the first Secretary General of the United Nations (1896-1968)

Harold Nicolson, Nicolson, Sir Harold George Nicolson - English diplomat and author (1886-1968)

Thomas Nelson Page, Page - United States diplomat and writer about the Old South (1853-1922)

Anna Eleanor Roosevelt, Eleanor Roosevelt, Roosevelt - wife of Franklin Roosevelt and a strong advocate of human rights (1884-1962)

Adlai Ewing Stevenson, Adlai Stevenson, Stevenson - United States politician and diplomat (1900-1968)

Kurt Waldheim, Waldheim - Austrian diplomat who was Secretary General of the United Nations from 1972 to 1981; in 1986 he was elected president of Austria in spite of worldwide allegations that he had direct knowledge of Nazi atrocities during World War II (born in 1918)

go-between, intercessor, intermediary, intermediator, mediator - a negotiator who acts as a link between parties