Helmut Walcha
Born: 27th October 1907, Leipzig, Germany
Died: 11th August 1991, Frankfurt, Germany
Nationality: German
Arthur Emil Helmut Walcha was a German organist, harpsichordist, music teacher and composer who specialized in the works of the Dutch and German baroque masters.
Blind since his teenage years, he is known for his recordings of the complete organ works of Johann Sebastian Bach, entirely played by memory.
Read more at https://en.wikipedia.org/wiki/Helmut_Walcha