Has two daughters with Anna Loos: Lilly Liefers (born 30 October 2002) and Lola Liefers (born 28 February 2008).
Started his singing career in 1998.
His oldest daughter Paulina Liefers (born 28 May 1988) lives with her mother Aleksandra Tabakova in Russia.
Has a son, Leonhard (born 1997), with his former longtime companion Ann-Kathrin Kramer.
Studied acting at the Hochschule für Schauspielkunst "Ernst Busch" in Berlin from 1983 to 1987.