Rietz, (August Wilhelm) Julius
- Albert Mell
- , revised by Matthias Wiegandt
(b Berlin, Dec 28, 1812; d Dresden, Sept 12, 1877). German cellist, composer, conductor and editor, brother of Eduard Rietz. He studied the cello from the age of eight with Franz Schmidt, Bernhard Romberg and Moritz Ganz. In 1829 he joined the orchestra of the Königstadt theatre. Refusing Spontini's offer of a post in the Berlin court orchestra, he went to Düsseldorf in 1834 to assist Mendelssohn at the Opera; though nominally only assistant conductor he did most of the conducting. When Mendelssohn left Düsseldorf, Rietz became the city's musical director. During the next 12 years he established a reputation as a conductor and a composer; more than two dozen works of his were published, including the music for Goethe's Singspiel Jery und Bately, two symphonies, a cello concerto and several sets of lieder. He continued to play the cello in public, with Ferdinand Hiller and Ferdinand David among others. He assisted Mendelssohn at the Lower Rhine Festival of ...