Árpád Doppler was a Hungarian-German composer.
He was born in Budapest, the son of Karl Doppler and he studied at the Conservatory of Stuttgart. From 1880 to 1883 he was a teacher at the Grand Conservatory in New York City, after which he taught at the Conservatory in Stuttgart. From 1889, he was also a choir leader at the court opera. He died in Stuttgart.
He composed several orchestral works, choral works, and lieder. His compositional style is reminiscent at times of Edvard Grieg.