"Perdido Sin Ti" (transl. "Lost without You") is a song recorded by Puerto Rican singer Ricky Martin for his fourth studio album, Vuelve (1998). The song was written by K.C. Porter, Robi Rosa, and Luis Gómez Escolar, while the production was handled by Porter and Rosa. It was released by Columbia Records as the fourth single from the album on August 18, 1998. A heart-wrenching, slow ballad, its protagonist is nostalgia. The song received positive reviews from music critics, who complimented its "sweetness" and "dreamy hook".