I should probably mention the only time I've ever heard anyone called Bjarne was as a nickname FOR Barney, so it's not pronounced that way. Sorry, should have put that in the first time.
Bjarne Amdahl (1903-1968) was a Norwegian, pianist, orchestra conductor and a popular Entertainment Composer during the 20th Century. (https://en.wikipedia.org/wiki/Bjarne_Amdahl) Bjarne Nerem (1923-1991) was a Norwegian Jazz musician, saxophonist and clarinetist. He was awarded the Buddy prize in 1980. (https://no.wikipedia.org/wiki/Bjarne_Nerem).