Júlio César Miranda de Oliveira is a Brazilian athlete specialising in the javelin throw. He won the gold medal at the 2003 World Youth Championships. In addition, he has won multiple medals at the regional level.

The 2005 South American Championships in Athletics were held at the Estadio Olímpico Pascual Guerrero in Cali, Colombia from July 21 to July 24, 2005. Detailed day-by-day reports can be found on the IAAF website.