She married her uncle, D. Guido Augusto da Câmara e Ataíde, born in Paris on 30 June 1718, who became the 14th and, ultimately, the last donatary-captain of the island of São Miguel and Count of Ribeira Grande. Guido Augusto began his role in 1757, but on 2 August 1766 the title of donatary-captain was extinguished, by decree of King Joseph I of Portugal.
She married her uncle, D. Guido Augusto da Câmara e Ataíde, born in Paris on June 30, 1718, who became the 14th and last donatary-captain of São Miguel Island and Count of Ribeira Grande. Guido Augusto began his tenure in 1757, but his title was terminated by King Joseph I of Portugal on August 2, 1766.