Alessandro Sanminiatelli Zabarella (3 August 1840 – 24 November 1910) was an Italian cardinal of the Catholic Church.
He studied at the Archiepiscopal College-Seminary of Pisa, and entered the Almo Collegio Capranica in Rome in 1857.
Zabarella was ordained to the priesthood by Cardinal Cosimo Corsi on 6 September 1863, and attended La Sapienza University, earning his doctorate in canon law in 1866.
He was named President of the Holy See's Judicial Commission on 23 August 1887 and Auditor-General of the Apostolic Chamber on 29 November 1887.
He served as Camerlengo of the Sacred College of Cardinals from 22 June 1903 to 27 March 1905 and participated in the papal conclave of 1903, which elected Pope Pius X. Zabarella died in Monte Castello at the age of 70.