(13 January 1814 – 14 April 1904) was an Italian Benedictine monk who served as the Archbishop of Palermo from 1871 until his death, and was elevated to the cardinalate in 1884.

[2] As a teenager, he felt called to become a monk of the Monastery of San Martino della Scala in his native city, which belonged to the Cassinese Congregation of the Order of Saint Benedict.

Celesia later served in various positions at the monastery in Palermo from 1840 to 1846, such as lector of philosophy, dean, professor of dogmatic theology.

On 23 March 1860 Celesia was appointed Bishop of Patti by Pope Pius IX, receiving his episcopal consecration on the following 15 April from Cardinal Girolamo D'Andrea.

Pope Leo XIII named him a Cardinal Priest, with his titular church that of Santa Prisca, in the consistory of 13 November 1884.