Barbara Chomča was born in Vienna in 1970.
She began taking violin lessons in Linz at the age of seven. She studied concert performance and trained as a teacher at the Anton Bruckner Private University in Linz with Prof. Bohumil Semik, continuing her concert performance studies with Prof. Michael Schnitzler at the University of Music and Performing Arts Vienna. She supplemented her studies with master classes given by Lynn Blakeslee and Ivry Gitlis.
She has been a member of various orchestras and ensembles including the Gustav Mahler Jugendorchester and the ensemble actuell under Franz Welser-Möst.
From 1996 to 1997 she stood in for a colleague on maternity leave in the Bruckner Orchestra in Linz. In 1998 Barbara Chomča was accepted into the Vienna RSO orchestra academy, and since 2002 she has been a permanent member of the second violin section.