Julieta Norma Fierro Gossman (Mexico City, February 24, 1948) best known as Julieta Fierro is a Mexican astrophysicist and science communicator. She is a full researcher at the Institute of Astronomy and professor of the Sciences Faculty at the National Autonomous University of Mexico (UNAM). She is part of the Researchers National System in Mexico, holding a level III position. Since 2004 she is a member of the Mexican Academy of Language.
Julieta Madrigal is the mother of Mirabel, Luisa, and Isabela in the 2021 Disney film Encanto. Her gift is the ability to heal others through the meals she cooks.