Sally Olsen (10 April 1912 – 12 April 2006) was a Norwegian-born American social worker and missionary. She was born in Bergen. Olsen was a pioneer in social work for criminals in San Juan, Puerto Rico. She founded the orphanage Sarons Rose, and served unofficially in the role of prison's minister, nicknamed Spanish: El Angel de los Presos. She was biographed by Max Manus in 1975, and by E. Mentzen in 1987.