Graciela Mandujano was a co-founder of the Unin Femenina de Chile along with Aurora Argomedo, and later served as secretary-general of Movimiento Pro-Emancipacin de las Mujeres de Chile, which she co-founded on 11 May 1953.
She later served as secretary-general of Movimiento Pro-Emancipacion de las Mujeres de Chile, which she co-founded on 11 May 1935 together with Elena Caffarena, Susana Depassier, Flora Heredia, Herta Hoschhauser, Angelina Matte, Aida Parada, Olga Poblete, Maria Ramirez, Maria Rivera Urquieta, Eulogia Roman, Domitila Ulloa, Felisa Vergara, Marta Vergara and Clara Williams. 
