Carlos Arthur Nuzman (born 17 March 1942) is a Brazilian lawyer and former volleyball player, having competed professionally from 1957 to 1972 and represented the national team between 1962 and 1968. Nuzman was part of the first Brazilian male volleyball team at the 1964 Summer Olympics, when the sport debuted at the Olympic Games. He later became an administrator, with the Brazilian Volleyball Confederation (CBV) and the International Olympic Committee (IOC). He was the leader of the Rio de Janeiro bid for the 2016 Summer Olympics and was subsequently appointed head of the Organizing Committee of the Olympic and Paralympic Games Rio 2016 (Rio 2016).