Hadji started his career at Nancy in Ligue 1 under the guidance of Laszlo Bölöni. Nancy were relegated to Ligue 2 in 2000, but Hadji remained loyal and played on for another three seasons.

In 2003, he decided to pack his bags and move to Corsica to play for SC Bastia in Ligue 1. After his old team were relegated at the end of his second season there, he reunited with Bölöni at Rennes. In Brittany, he wasn't a regular starter but contributed largely to their season with 3 goals and 3 assists.

On January 10, 2007, Hadji re-joined Nancy from Rennes for an estimated £1.2m.

Youssouf's older brother Mustapha ia also a Moroccan international footballer, having had a successful career in football. Currently playing for CS Fola Esch of Luxembourg, Mustapha previously played for well-known clubs such as Coventry City, Sporting Lisbon and Deportivo.

Career
1998-2003 AS Nancy
2003-2005 SC Bastia
2005-2007 Stade Rennais FC
2007- AS Nancy

Awards / Achievements
International with Morocco National Team from 2003

Player available through partner