Dennis Lisk (born 1977 in Hamburg, Germany) is a German singer/songwriter who began his musical career as "Denyo" as a part of the German hip hop group "Beginner" (formerly known as "Absolute Beginner" with Jan Delay.

After releasing his solo albums "Minidisco" and "The Denyos" he left Universal and signed a contract with Four Music. From this point he changed his artist name from "Denyo" to his real name "Dennis Lisk" and began making more pop-oriented singer/songwriter-music instead of hip hop, sounding similar to his labelmate Clueso.

On 10th July 2009 he released his first solo album as Dennis Lisk called "Suchen & Finden". His first single is called "Lass Los".