Sérgio de Queiroz Duarte (b. 1934) is a retired Brazilian career diplomat. His last position was as

United Nations The United Nations (UN) is an intergovernmental organization whose stated purposes are to maintain international peace and international security, security, develop friendly relations among nations, achieve international cooperation, and be ...

High Representative for Disarmament Affairs, with the United Nations Office for Disarmament Affairs. He was appointed by UN Secretary-General

Ban Ki-moon Ban Ki-moon (; ; born 13 June 1944) is a South Korean politician and diplomat who served as the eighth secretary-general of the United Nations between 2007 and 2016. Prior to his appointment as secretary-general, Ban was his country's Minister ...

in July 2007 and retired in February 2012. Duarte currently serves as President of the Pugwash Conferences on Science and World Affairs. Born in

Rio de Janeiro Rio de Janeiro ( , , ; literally 'River of January'), or simply Rio, is the capital of the state of the same name, Brazil's third-most populous state, and the second-most populous city in Brazil, after São Paulo. Listed by the GaWC as a b ...

, Duarte served the Brazilian Foreign Service for 48 years. He was the Ambassador of Brazil in a number of countries, including Austria, Croatia, Slovakia and Slovenia concurrently (1999–2002), China (1996–1999), Canada (1993–1996) and Nicaragua (1986–1991). He also served in Switzerland (1979–1986), the United States (1970–1974), Argentina (1963–1966) and Rome (1961–1963). In addition, he has been posted as the Brazilian representative to several international organizations, focusing on disarmament issues. In 2005, he was the President of the 2005 Seventh Review Conference of the Parties to the

Treaty on the Non-Proliferation of Nuclear Weapons The Treaty on the Non-Proliferation of Nuclear Weapons, commonly known as the Non-Proliferation Treaty or NPT, is an international treaty whose objective is to prevent the spread of nuclear weapons and weapons technology, to promote cooperation ...

. From 2000 to 2002, he was the Governor for Brazil at the Board of Governors of the

International Atomic Energy Agency The International Atomic Energy Agency (IAEA) is an intergovernmental organization that seeks to promote the peaceful use of nuclear energy and to inhibit its use for any military purpose, including nuclear weapons. It was established in 1957 ...

(IAEA). From 1999 to 2000, he was the Chairman of the Board of Governors of the IAEA. From 1979 to 1986, he served as Alternate Representative of Brazil in the Office of the Special Representative of Brazil for Disarmament Affairs in

Geneva Geneva ( ; french: Genève ) frp, Genèva ; german: link=no, Genf ; it, Ginevra ; rm, Genevra is the List of cities in Switzerland, second-most populous city in Switzerland (after Zürich) and the most populous city of Romandy, the French-speaki ...

. He was also posted to the Permanent Mission to the

in Geneva from 1966 to 1968. Duarte obtained his Bachelor of Law from Fluminense Federal University (Niterói, Rio de Janeiro) in 1958. He holds a B.A. from the Brazilian School of Public Administration and he studied in the Brazilian Diplomatic Academy from 1956 to 1957. He is married, has two grown children, and currently resides in New York, United States.

External links

The Biography of Sérgio de Queiroz Duarte
UN. {{DEFAULTSORT:Duarte, Sergio de Queiroz Living people Brazilian diplomats Ambassadors of Brazil to Austria Ambassadors of Brazil to Croatia Ambassadors of Brazil to Slovakia Ambassadors of Brazil to Slovenia Ambassadors of Brazil to China Ambassadors of Brazil to Canada Ambassadors of Brazil to Nicaragua Under-Secretaries-General of the United Nations 1934 births Brazilian officials of the United Nations