Hermann Haller (9 June 1914 – 13 August 2002) was a Swiss composer.
Hermann Haller was born in Burgdorf, Switzerland.
After his matura in 1933 he studied at the conservatory of Zurich: Volkmar Andreae, Paul Müller-Zürich and Rudolf Wittelsbach were his teachers.
After World War II Haller started to teach piano at the "Lehrerseminar" Küsnacht until 1979.
He wrote many works, including three string quartets, two piano concertos, one symphony for large orchestra and a song cycle for baritone and orchestra, Ed è subito sera (1978), on poems of Salvatore Quasimodo.