Diego Requeséns (died 1650) was a Roman Catholic prelate who served as Archbishop (Personal Title) of Mazara del Vallo (1647–1650) and Titular Archbishop of Cartagine (1637–1647).
[1][2][3][4] On 7 September 1637, Diego Requeséns was appointed during the papacy of Pope Urban VIII as Titular Archbishop of Cartagine.
[1][2] On 25 October 1637, he was consecrated bishop by Bernardino Spada, Cardinal-Priest of Santo Stefano al Monte Celio, with Ottavio Corsini, Titular Archbishop of Tarsus, and Biago Proto de Rubeis, Archbishop of Messina, serving as co-consecrators.
[2] On 7 October 1647, he was appointed during the papacy of Pope Innocent X as Archbishop (Personal Title) of Mazara del Vallo.
[1][2] He served as Archbishop of Mazara del Vallo until his death in March 1650.