Lotz, Johann Theodor
- Melanie Piddocke
(b Kirchheim, Germany, Feb 21, 1746; d Vienna, Austria, June 25, 1792). German musician, composer, and woodwind instrument maker active in Pressburg and Vienna. Lotz is first documented as a clarinettist: on 17 Dec 1772 he performed a clarinet concerto in a Tonkünstlersocietät concert in Vienna, and in 1775 performed his own clarinet concerto in Pressburg. About this time Lotz became of a member of Cardinal Batthyány’s orchestra in Pressburg, where he served as first clarinettist, played viola when necessary, and directed rehearsals. Lotz remained a member of this orchestra until it disbanded in 1783. It has been suggested, without evidence, that Lotz was a member of the orchestras of Cardinal de Rohan (until 1774) and Prince (Johann?) Esterházy.
Lotz is remembered primarily as an innovative instrument maker. He made for Anton Stadler the basset clarinet for which Mozart wrote his concerto k622. C.F. Cramer (Magazin der Musik...