María Guggiari Echeverría (12 January 1925 – 28 April 1959) – in religion María Felicia de Jesús Sacramentado – was a Paraguayan Catholic professed religious from the Discalced Carmelite Order who also served in her adolescence as a member of Catholic Action. Echeverría entered the order despite the opposition of her parents and was a close friend of Saua Angel – a friend from Catholic Action who became a priest.