|Full name||Matias Alejandro Chiacchio|
|Date of birth||May 13, 1988|
|Place of birth||Necochea, Argentina|
|Height||1.87 m (6 ft 2 in)|
|* Senior club appearances and goals counted for the domestic league only and correct as of 18 September 2007.
† Appearances (Goals).
Matias began his career in Spain with Atlético Madrid and Rayo Majadahonda, before joining the youth ranks of Lecco. At Lecco, he was called up to the first team who were at the time playing in Serie C. He made 19 appearance with the club.
Matias was spotted by Jean-Marc Chanelet of Lyon and was put on trial with Lyon's CFA squad. Following his success, he was signed immediately and spent the rest of the season in the CFA. He was released shortly after the season.