He graduated from the Belgrade Music Academy in 1945 and continued his education in Paris. He played as a soloist in Yugoslavia and other countries. He was one of the founders of the "Association of Musical Artists of Serbia".
• Blagojevic, Andrija."Bruno Brun (1910-1978) - Founder of the Yugoslav clarinet school." ''The Clarinet'', Vol. 41/3 (June 2014), pp. 46-51.
- Blagojević, Andrija. "The Performance Career of Bruno Brun." The Clarinet, Vol. 47/3 (June 2020), pp. 34–37.