Maria Suceso Portales Casamar (Zahínos, Badajoz, March 4, 1904 – Sevilla, January 23, 1999) was an Extremaduran anarcho-feminist.
She was noted for her participation in Mujeres Libres, a libertarian women's organization, which she joined in 1936, and its periodical.
[1] Characterized as a "reactionary", she served as the organization's national vice-secretary.
[2] She was also active in Libertarian Youth and Confederación Nacional del Trabajo.
In November 1964, she began editing the journal Mujeres Libres from London.