María Eugenia Estenssoro (born 15 April 1958) is a Bolivian Argentine politician, journalist and activist for women's rights.

Her family also includes two former Presidents of Bolivia, Víctor Paz Estenssoro and Hugo Banzer.

Her parents came to Argentina with her in 1964, and her father ran the Argentine oil company, YPF.

At 16 she continued her education in the United States, studying at Smith College, Massachusetts, and then in France at the Sorbonne and the Institut d'Études Politiques de Paris.

Estenssoro was elected to the Buenos Aires city legislature in 2003 as an independent on the list of liberal party Recrear, under the wing of Patricia Bullrich.