Hugo Riemann

Karl Wilhelm Julius Hugo Riemann (18 July 1849 – 10 July 1919) was a German musicologist and composer who was among the founders of modern musicology.[1] The leading European music scholar of his time,[1] he was active and influential as both a music theorist and music historian.[2] Many of his contributions are now termed as Riemannian theory, a variety of related ideas on many aspects of music theory.

(Karl Wilhelm Julius) Hugo Riemann
Hugo Riemann (Hamburg, 1889)
Karl Wilhelm Julius Hugo Riemann

18 July 1849
Died10 July 1919 (aged 69)