Björg Brjánsdóttir graduated from the Norwegian Academy of Music in the spring of 2017 and pursued further flute studies at the Music University in Hanover, Munich and Copenhagen. She was nominated as the Performer of the Year at the Icelandic Music Awards 2022 and has performed as a soloist with the Iceland Symphony Orchestra, Elja chamber orchestra, The Icelandic Youth Orchestra, Svanurinn Wind Band and the Icelandic Flute Choir. Björg plays in the new music group Caput and performs regularly with various orchestras in Germany, Norway and Iceland. She is a member of the flute septet Viibra, which has been working and touring with Björk since 2016.

Her first album GROWL POWER will be released in January 2024 with works by Bára Gísladóttir. She has worked closely with many composers and her second album is expected later in the year with six new solo pieces for flute by six different composers.