Amy Rosé Allen is an American songwriter, record producer, and singer. She is primarily known as a songwriter for artists such as Rosé, Harry Styles, Halsey, Shawn Mendes, Selena Gomez, Camila Cabello, and Pink Sweat$. She was nominated for the first ever Grammy Award for Songwriter of the Year at the 65th Annual Grammy Awards for her work on releases by King Princess, Alexander 23, Lizzo, Harry Styles and Charli XCX.