Joseph-Arthur Bernier (19 March 1877 – 28 April 1944) was a Canadian organist, pianist, composer, and music educator. Born in Lévis, Quebec, he was the senior member of a prominent family of musicians from Quebec City. He is the father of pianist Gabrielle Bernier, cellist Maurice Bernier, and composer and keyboardist Conrad Bernier, and the grandfather of musicians Françoys Bernier, Madeleine Bernier, and Pierre Bernier. His compositional output includes 4 masses, several motets, pieces for solo organ, a Berceuse for violin, a Pastorale for oboe, a Cantilène for cello, and a Mazurka for piano.