José Maurício Bustani is a Brazilian diplomat who was the first director-general of the Organisation for the Prohibition of Chemical Weapons until he was ousted after falling out with the US government in April 2002. He was Ambassador of Brazil to the United Kingdom between 2003 and 2008 and is currently Ambassador of Brazil to France.
Bustani was born in 1945 in Porto Velho, Brazil. He received his law degree from the Pontifical Catholic University of Rio de Janeiro in 1967, and attended the Rio Branco Institute in the same year, after which he joined the Brazilian foreign service.