Gustav Jenner (1865–1920) was a German composer, conductor, and music teacher. Today, he is best known as Johannes Brahms' only official composition student.
Education: Studied under Johannes Brahms (1890–1893) in Vienna.
Profession: Conductor, music director, teacher, composer.
Significance:
Jenner played a key role in disseminating Brahms' compositional principles (clarity of form, motivic work, classical compositional technique).
He is considered a conservative late Romantic who deliberately did not follow the path of musical modernism (e.g., Wagner, Strauss, later Schoenberg).
His historical significance is great, but he is little known to the general public.