Sérgio de Queiroz Duarte

Sérgio de Queiroz Duarte (1934 – July 2024) was a Brazilian career diplomat. His last position was as United Nations High Representative for Disarmament Affairs, with the United Nations Office for Disarmament Affairs. He was appointed by UN Secretary-General Ban Ki-moon in July 2007 and retired in February 2012. Duarte served as President of the Pugwash Conferences on Science and World Affairs. Provided by Wikipedia