Gloria Lasso (25 October 1922 – 4 December 2005) was a Spanish-born singer, long based in France. In the fifties, she was one of the major competitors to Dalida.

Born as Rosa María Coscolin in Vilafranca del Penedès, Catalonia, Gloria Lasso achieved a degree of fame and success in the 1950s and 1960s, with songs such as Amour, castagnettes et tango (1955), Etranger au paradis (1956, a French version of Stranger in paradise by Tony Bennett), Buenas noches mi amor (1957) and Bon voyage (1958).

Eventually superseded by Dalida, she moved to Mexico, but attempted a come back in France in 1985 at the Paris Olympia. She was reportedly married six (6) times.

Gloria Lasso died from a myocardial infarction, aged 83, at her Cuernavaca, Mexico home.