Paul Dessau
Paul Dessau was a German composer and conductor.
Dessau was born in Hamburg into a musical family. His grandfather, Moses Berend Dessau, was a cantor in the Hamburg synagogue his uncle, Professor Bernhard Dessau, was Konzertmeister at the Royal Opera House, Unter den Linden his cousin, Max Winterfeld, became generally known under the name Jean Gilbert as a composer of operettas and his second cousin, Robert Gerson MullerHartmann, was a composer and collaborator with Vaughan Williams.
Source: Wikipedia