Yann Peifer (born 6 March 1974), known professionally as Yanou, is a German trance and eurodance musician and producer. He is most famous for collaborating on DJ Sammy's hit "Heaven" with vocalist Do and for being a member of the popular German trance acts Tune Up! with DJ Manian, and award-winning Cascada alongside Natalie Horler as well as Manian. Before Yanou worked with Tune Up!, Cascada and DJ Sammy, he produced and wrote tracks for "Beam & Yanou" in the late 1990s.