Otto Erich Deutsch

Otto Erich Deutsch
Born	(1883-09-05)5 September 1883 Vienna, Austria
Died	23 November 1967(1967-11-23) (aged 84) Baden bei Wien, Austria
Nationality	Austrian
Occupation	Musicologist
Known for	Compiling the first comprehensive catalogue of Franz Schubert's compositions

Otto Erich Deutsch (5 September 1883 – 23 November 1967) was an Austrian musicologist. He is known for compiling the first comprehensive catalogue of Franz Schubert's compositions, first published in 1951 in English, with a revised edition published in 1978 in German. It is from this catalogue that the D numbers used to identify Schubert's works derive.