Arnold Maria Walter, OC (August 30, 1902 - October 6, 1973) was a Canadian musicologist, educator, composer and writer. He founded the Canadian Opera Company, and was Director of Music at University of Toronto.
He was born in Hanušovice, Moravia, Austria-Hungary (now in the Czech Republic). He studied law at the University of Prague, then musicology at the University of Berlin. In addition, he had private music lessons in piano and composition with Rudolf Breithaupt, Frederic Lamond, and Franz Schreker.
- Sonatina for Cello and Piano, 1940
- Trio for Violin, Cello and Piano, 1940
- Sonata for Violin and Piano, 1940
- Symphony in G minor for large orchestra, 1942
- Suite for Piano, 1945
- For the Fallen for soprano, mixed chorus and orchestra, 1949
- Concerto for Orchestra, 1958
- Sonata for Piano Forte, 1950
- Summer Idyll for tape, 1960
- "Walter, Arnold Maria". thecanadianencyclopedia.com. Retrieved 2009-01-19.
- "WALTER, ARNOLD, 1902-1973". collectionscanada.gc.ca. Retrieved 2009-01-19.
- Howard, Richard (1979). Upper Canada College, 1829-1979: Colborne's Legacy. Macmillan Company of Canada.
- "Honorary Degrees Recipients". mta.ca. Retrieved 2009-01-19.