The Violin Sonata No. 1 in G major, Op. 78, Regensonate for violin and piano was composed by Johannes Brahms during the summers of 1878 and 1879 in Pörtschach am Wörthersee. It was first performed on 8 November 1879 in Bonn, by the husband and wife Robert Heckmann (violin) and Marie Heckmann-Hertig (piano).

Date of composition 1879 (1878-1879)
Premiered 1879, November 8th in Bonn, Germany
First published 1879, N. Simrock in Berlin, Germany
Type Sonata
Tonality G Major
Catalogue Op. 78
Approx. duration 21 minutes
Instruments Violin
Piano
Autotranslations beta Johannes Brahms: Sonate pour violon n°1 en sol majeur, Op. 78 "Regen-Sonate (Rain Sonata)"
Johannes Brahms: Sonata per violino n. 1 in sol maggiore, Op. 78 "Regen-Sonate (Rain Sonata)"
Johannes Brahms: Sonate Nr. 1 für Violine G-dur, Op. 78 "Regen-Sonate (Rain Sonata)"