Eszter Haffner was born in Budapest, Hungary in 1969. She studied for 13 years in the Gifted Musician Class at the Budapest Liszt Ferenc Music Academy with Andras Kiss, Ferenc Rados and György Kurtag. After the completion of her studies in Hungary, she came to the University of Music and Performing Arts in Vienna, Austria to study with Gerhard Schulz and Josef Sivo. She received her Diploma with unanimous distinction and prize from the Department of Culture Vienna. She has also been prize winner in numerous international competitions: Concertino Praha, Koncz Violin Competition Hungary, Stephanie Hohl Vienna, International Chamber Music Competition Trapani and Caltanissetta Italy. As a result of her successful career in the arts, she received Austrian citizenship. She has performed at countless Music Festivals such as the Menuhin Festival Blonay, Festival Sion, Montana Festival, Bregenzer Festspiele, Schubertiade, St. Gallen Festival, Klangbogen Wien, Styriarte Graz, Macau Festival, Taipei Festival, Casals Festival in Prades and Villa Musica/Rheinland-Pfalz. As soloist and chamber musician (violin and viola), she has appeared with artists such as Clemens Hagen, Alexander Lonquich, the Altenberg Trio, Haydn-Trio, Artis Quartett, Wiener Streichsextett, Elisabeth Leonskaja, Nicolas Chumachenco and conductors like Marko Letonja, Loris Tjeknavorian and Adam Medveczky. Her recordings reflect her unusually extensive musical range, covering chamber and concerto works from Haydn to Eisler. Since 2002 she has been Professor of Violin at the KUG University of Music Graz, Austria and since 2010 also at the Royal Academy of Music Copenhagen, Denmark. She is member of  Haffner Strings, Haffner Trio and „Aurora Chamber” in Sweden.