Adelhard Roidinger (28 November 1941 – 22 April 2022) was an Austrian jazz musician (bass, electronic), composer and computer graphic designer.
Since 1969, Roidinger has played double bass with Joachim Kühn and Eje Thelin and afterwards with Karl Berger and from 1971 to 1975 in Hans Kollers Free Sound.
in addition, he worked also with Herbert Joos, Albert Mangelsdorff, Yosuke Yamashita, George Russell, Maria João, Anthony Braxton, Tone Janša and Melanie Bong.
After additional education at IRCAM in Paris, his activity field of music reaches to performances with symphony orchestras and solo concerts with computer and visual components.
After working as a docent for Cybernetic Designing (TU Graz since 1967), Roidinger started to teach at Anton Bruckner Private University for Music, Drama, and Dance in Linz.