David Pfeffer (born April 11, 1982) is a German singer. He rose to fame during the second series of the German X Factor show, which he won in December 2011. David Pfeffer, who is also a police officer in Duisburg, Germany, released his debut album I Mind on December 9, 2011 which entered the German charts at No.20. The album, I Mind includes Pfeffer's single "I'm Here", which also was released on the same day as the album, December 9, 2011.