Judith Francisca Baca (born September 20, 1946) is an American Chicana artist, activist, and University of California, Los Angeles professor of Chicana/o Studies in the School of Social Sciences and a professor of World Arts and Cultures in the School of Art and Architecture.
She is the co-founder and artistic director of the Venice, California-based Social and Public Art Resource Center (SPARC), a community arts center, and is best known as the director of the mural project that created one of the largest murals in the world, the Great Wall of Los Angeles.