Sister San Sulpicio (Spanish: La hermana San Sulpicio) is a 1952 Spanish comedy film directed by Luis Lucia and starring Carmen Sevilla, Jorge Mistral and Julia Caba Alba.

[1] It was the third film adaptation of Armando Palacio Valdés's 1889 novel Sister San Sulpicio.

He is a Galician doctor, serious and circumspect; she, on the other hand, is a beautiful Andalusian, rich and with an outgoing and dominant character.

However, Gloria makes a surprising and unusual decision: to become a nun.

By chance, she is assigned to a sanatorium of which Dr. Ceferino has been appointed as the new director.