Syam Habib Ben Youssef (Tunisian Arabic: صيام الحبيب بن يوسف; born 31 March 1989) is a former professional footballer who played as a centre-back.

Born in France, he played for the Tunisia national team from 2010 to 2019, scoring two goals in forty-eight caps.

[2] He joined ES Tunis on a two-year contract on 12 August 2009,[3] he made his professional debut in the Tunisian championship on 12 September 2009, against CS Sfaxien (4–0) at Stade 7 November, and scored his first goal.

In 2012 Ben Youssef played for English club Leyton Orient,[4] He signed to Astra Giurgiu in Romania, where he remained three seasons, won 2013–14 Cupa României and discovered European competitions.

[5] On 29 June 2015, free of any contract with the Romanian club, Ben Youssef committed for three seasons to Caen, he played his first match in Ligue 1 on 22 August against OGC Nice.