Daniel Jack Eisner Harle is a British music producer and composer who records under the name Danny L Harle. He was formerly signed to the London-based PC Music label and is a member of Dux Content with A. G. Cook. He has produced, composed, and remixed music for a number of artists; most prominently, he executive produced Caroline Polachek's 2019 album Pang and 2023 album Desire, I Want to Turn Into You. He released his debut album Harlecore (2021) through the label Mad Decent, featuring collaborations with Polachek, Hudson Mohawke, and Lil Data.