She is the daughter of Mexican comedian Germán Valdés and former singer Rosalía Julián.

Her performance in the movie El Vuelo de la cigüeña (1979) earned her a Heraldo prize.

During the 1970s and 1980s, Valdés recorded several albums and starred in Mexican movies, telenovelas and television shows.

Her most notable songs are "Tu regreso", "Si llegara el amor", "Volverás A Sonreir" and "Está escrito, lo veré" .

Valdés wrote and published her first book, La historia inédita de Tin Tán, a biography of her father, in 2003.