Francesco Righetti (also known in Spanish as Francisco Righetti) was a Swiss architect who developed most of his works in Argentina, which would become his place of residence. Among his most notable works include the Legislative Palace of Salta and the bell towers of San Francisco Church and the Church of the Vine, which are one of the highest bell towers in Argentina, were designed by the German José Enrique Rauch and constructs led Righetti. He also participated in the latest reform of the Cathedral of Salta and planning Plaza Güemes.