Claudia Eisinger was born in Berlin, where she also graduated from the Hochschule für Schauspielkunst Ernst Busch. After school she started directly at the Maxim Gorki theater in Berlin where she could be seen in different plays such as Das Käthchen von Helbronn. Shortly after she had short stays at the Schauspielhaus in Dusseldorf – one of the most highly regarded theaters in Germany – the Staatsschauspiel in Dresden and the Deutsches Theater in Berlin. In the spring of 2009 she played her first television role in the movie 13. Semester.