Júlio César Miranda de Oliveira (born 4 February 1986 in Paranavaí, Paraná) is a Brazilian athlete specialising in the javelin throw.

[1][2][3] He won the gold medal at the 2003 World Youth Championships.

In addition, he has won multiple medals at the regional level.

His personal best of 83.67 metres, set in 2015, is the current national record.

*: At the 2008 Ibero-American Championships, Júlio César de Oliveira was initially 4th, but Colombian Noraldo Palacios was disqualified because of doping violations.