Thomas Hübner (born April 9, 1980), better known by his stage name Clueso (pronounced [klyˈzo]), is a German singer, rapper, songwriter and producer. Born in Erfurt, he started performing at the age of 15. His first album Text und Ton was released in 2001. In 2011, Clueso released his album An und für sich, which reached number 2 on the German Top 100.
In 2016, he released his latest album Neuanfang, peaking at number 1 on the German Top 100.
His music is notable for being a mix of hip hop, pop and electronic music, and sometimes reggae.