Composer, teacher, lecturer and musical critic; born at Aix-la-Chapelle, and studied from 1868 to 1872 at the Stuttgart Conservatory. Shortly after his graduation he was appointed teacher of singing and piano at that institution. From 1885 he was musical critic for the Hamburg Korresppndent and gave lectures on the history of music. The title of professor was conferred upon him by the Duke of Coburg in 1891. Sittard has composed songs and sacred choruses; is the author of a book of essays; a compendium of church-music; Jongleurs and Minstrels, published in 1885; and sketches of Mendelssohn and Rossini.