One line

Anna-Maria Hefele

Anna-Maria Hefele
© Ellen Schmauss

Anna-Maria Hefeleholding a master of arts (MA) from Mozarteum Salzburgis a multiinstrumentalist, singer and
overtone singer; performing worldwide as soloist with different ensembles, choirs and orchestras. She is also frequently integrated in contemporary ballett, circus and dance theatre productions.


In order to expand the musical repertoire involving overtone singing, Anna-Maria collaborates with contemporary
composers who are writing for this particular vocal technique where it seems like one person is singing two notes at
the same time by filtering and amplifying the natural harmonics in the human voice.


Her YouTube video »polyphonic overtone singing« became viral and has resulted in more than 19 million views
so far, followed by regular appearances of Anna-Maria in various international television shows and radio broadcasts.
»A voice as from another world«, »the lady with the two voices«, »polyphonic vocalist does the impossible«these
and other headlines have spread across the world.