Macacha Güemes (full name María Magdalena Dámasa de Güemes) (11 December 1787-7 June 1866) was an Argentine heroine. A sister of Martín Miguel de Güemes, she, alongside her sister Francisca Güemes, is considered as a heroine of the Argentine War of Independence for her participation in the Gaucho War, during the war of independence.
References
Sosa de Newton, Lily (1980). Diccionario Biografico de Mujeres Argentinas. Buenos Aires: Plus Ultra. .