Sinik, real name Thomas Idir, is a French rapper born 26th of June 1980, of a french mother from Ulis (Essonne)and an Algerian father from the Kabylia region.

In 1996, he formed the group Amalgame with three of his friends. The collective evolved and became the Ul'Team Atom. After several mixtapes he released his first EP, Malsain, on the 3.5.7. label in 2000. In 2001, he met Karim et Nabil with whom he established the label Six o Nine.

His meeting with Diam's was a decisive turning point in his career. The two rappers have toured frequently together and have a more than professional relationship, considering themselves "brother & sister".

January 1st 2005 saw the release of "La Main Sur le Coeur", his first album with Warner Bros, which became a double gold disc (more than 200,000 copies sold).

His second album, "Sang Froid", was released on April 3rd 2006. It is also a double gold CD.