Knut Riisnæs

Knut Riisnæs (13 November 1945 – 22 July 2023) was a Norwegian jazz musician (saxophone and flute), arranger, and composer,[1] son of pianist Eline Nygaard Riisnæs and brother of classical pianist Anne Eline Riisnæs (1951–) and jazz saxophonist Odd Riisnæs (1953–). The brothers are both known from a variety of recordings in Norway and internationally.

https://de.wikipedia.org/wiki/Knut_Riisnæs