(b Unterhattenhofen [now Hattenhofen], Upper Bavaria, 28 April 1735; d Munich, 10 Jan 1816). German tenor and singing teacher. A pupil of Placidus Camerloher, he held posts as a court singer in Munich and was a member of the Munich Hofkapelle, 1770–94. He also sang in Amsterdam and Brussels (1755), in Italy (after 1757, when he assumed the name Valesi, and 1770–75) and in Prague, Dresden and Berlin (1777–8). He sang in the first performance of W.A. Mozart's La finta giardiniera (1775) in Munich, where he also created the part of the High Priest of Neptune in the first performance of Idomeneo (1781). He trained over 200 singers, among them his children Anna (1776–92), Joseph (1778–1807), Magdalena (b 1781), Crescentia (b 1785) and Thekla (1789–1868), Valentin Adamberger and Carl Maria von Weber.
From The Grove Book of Opera Singers in Oxford Reference.