Dianna St. Hilaire, better known as Opāru, is an American actor, singer and composer from Los Angeles, California. She was born in Modesto, California and grew up in Albuquerque, New Mexico. Her genre is Dark Electro Pop, Pop, and Ethereal. Teaching herself how to read music and play the piano at age 8, she spent most of her younger years in school choirs and friends bands. She temporarily gave up the idea of pursuing music, but began to write again at age 18 after leaving home. In 2015 St. Hilaire started a new project Opāru, the name derived from the Japanese name of the birthstone opal.