Adagio and Allegro in F minor for a mechanical organ, K. 594, is a composition by Wolfgang Amadeus Mozart, completed in late 1790. It was originally written as a funeral mass to be played on a mechanical organ clock for Field Marshal Gideon Baron of Laudon, but was later rededicated to Count Joseph Deym's Müllersche Kunstgalerie in Vienna.

Date of composition 1790
First published 1800 (ca.) – Leipzig: Breitkopf und Härtel (in arrangement for piano 4-hands, in Cahier VII of Œuvres Complettes de Wolfgang Amadeus Mozart)
Tonality F Minor
Catalogue KV 594
Instruments Organ - Mechanical ;
Autotranslations beta Wolfgang Amadeus Mozart: Adagio and Allegro en fa mineur, KV 594
Wolfgang Amadeus Mozart: Adagio and Allegro in fa minore, KV 594
Wolfgang Amadeus Mozart: Adagio and Allegro f-moll, KV 594