Home People Estela Barnes de Carlotto Estela Barnes de Carlotto Enriqueta Estela Barnes de Carlotto (born October 22, 1930) is an Argentine human rights activist and leader of the Grandmothers of the Plaza de Mayo. Personal facts Birth dateOctober 22, 1930 Birth placeBuenos Aires , Argentina facebook tumblr linkedin twitter reddit google+ Search Estela Barnes de Carlotto on Wikipedia Estela Barnes de Carlotto External resources http://www.abuelas.org.ar