Wallace Wesley LaViolette (4 Jan 1894 Saint James, Minnesota - 29 Jul 1978 Escondido, California) was an American musician who composed, conducted, lectured, and wrote about music. He was also a poet and music theorist. As an educator, he mentored Shorty Rogers, Jimmy Giuffre, John Graas, George Perle, Florence Price, Bob Carter, Bob Florence and Robert Erickson and writer William Irwin Thompson. Laviolette was an important figure on the West coast jazz scene of the 1950s.