María Antonia Socas Ortiz Lanús (Buenos Aires, 1959) is an Argentine actress.

Although active in various media in her native country, particularly telenovelas and stage, she is foremost known to international viewers for a number of mid-1980s sword and sorcery films produced by Roger Corman and Héctor Olivera, most notably as one of the title characters in John C. Broderick's The Warrior and the Sorceress.