Born in Avellino, Campania, Citro started his career with Emilia side Parma, as first as a midfielder.
[1] He also spent 1 season with Serie C1 side Manfredonia, signed a reported 2–year contract.
In November 2004 he received a call-up from Italy under-21 Lega Pro representative team against England C,[4] but as unused bench.
[6] In June 2005, he was selected to Italy U21 B team which specially for 2005 Mediterranean Games, and for a preparation match against Serie D Best XI.
[7] He started both match against Morocco and Libya, but both replaced by Fabio Catacchini at second half.