Catharina "Nina" Hagen (born on March 11, 1955) is a singer from former East Berlin, German Democratic Republic; now Berlin, Germany. Her musical career began when she left school at age sixteen, and went to Poland in 1971. After that, she returned to Germany and joined the cover band Fritzens Dampferband (Fritz's Steamboat Band), together with Achim Mentzel and others. She added songs by Janis Joplin and Tina Turner to the "allowable" set lists during shows.