Leslie Grace Martínez (born January 7, 1995 in the Bronx, New York) is a Dominican-American singer, songwriter, and actress. She is best known for her hit singles "Will U Still Love Me Tomorrow" and "Duro y Suave," which both topped the Latin Billboard charts. For her work as a singer she has received three Latin Grammy Award nominations. She starred as Nina Rosario in Jon M. Chu's film adaptation In the Heights (2021).