She was the daughter of wealthy hacienda owners, Miguel Cortinas and Laura Ventura Peláez.
Around that time, Cortinas became a politician and she began working at the legislative palace of Uruguay, becoming their library director.
[4] In addition to her feminist activism, Cortinas became a prolific book writer; some of her works were presented on Argentine theater with the help of playwright Gregorio Martinez Sierra.
In addition, she presented her literary work, "El Buen Amor" ("Good Love") at Teatro Solis in Montevideo, beginning on August 31, 1929.
[5] Among other books she wrote are 1953's "El Ultimo Velo" ("The Last Veil") and 1954's "La Niña de las Trenzas Negras" ("The Black Braided Girl").