Alcira de la Peña (8 November 1910 – 15 March 1998) was an Argentine physician and political leader.

[2] Her father was the Spanish cereal producer Manuel de la Peña, and her mother, from a family of French freemasons, was Agustina Montrejeau.

[3] Initially, Alcira de la Peña carried packages to political prisoners, and later she became the Secretary of the International Red Aid organization.

[2] In 1944, she was arrested in La Plata, and after spending 15 days in the basement cells of the police department, she was transferred to the Correctional Prison for Women in Buenos Aires, where she remained for six months.

From 1945 to 1959, she chaired the National Women's Commission of the Communist Party (PCA), and in the following years, she suffered further arrests: in 1947, in 1949, in Entre Ríos, and then in Chile upon her return from Europe.

[4] In 1954, she was nominated for the same position, and in 1958 she was elected to a four-year term as councilor for the Deliberative Council of Buenos Aires, together Luis Fiori, both for the Communist Party.

[3] She regularly contributed to PCA publications, including La Hora, Nueva Era, Nuestra Palabra, and Orientación.