Mederitsch, Johann Georg Anton Gallus (also known as Johann Gallus) (1752–1835)

Bohemian composer and conductor. He was a theatre conductor at Olomouc and Pest, and later for many years a private music teacher in Vienna. Franz Grillparzer was among his pupils.

Works operas Babylons Pyramiden (with Winter, 1797), Orkatastor und Illiane (1779), Der reditche Verwalter (1779), and others; incidental music for Shakespeare's Macbeth; masses; chamber music.