List of Famous people with last name Tusculum

Alberic III was the Count of Tusculum, along with Galeria, Preneste, and Arce, from 1024, when his brother the count Roman was elected Pope John XIX, until his own death. He was a son of Gregory I and Maria, brother of Popes Benedict VIII and John XIX, and brother-in-law of Thrasimund III of Spoleto.

Gregory I was the Count of Tusculum sometime between 954 and 1012. Consul et dux 961, vir illustrissimus 980, praefectus navalis 999. He was the son of Alberic II, and Alda of Vienne. His half-brother was Pope John XII.

Gregory II was the son of Alberic III, Count of Tusculum and Ermelina. He was the Count of Tusculum and the Lateran from 1044 to his death.

Ptolemy I was the count of Tusculum in the first quarter of the twelfth century. He was a son of Gregory III. Peter Pisanus, in his Vita Paschalis II refers to Ptolemy and the abbot of Farfa as the allies of the emperor in the same way that the Saints Peter and Paul were the allies of the pope.

Gregory III was the son of Gregory II. He was the Count of Tusculum from 1058, when his father died. He is usually considered to stand at the fore of the family of the Colonna.

Imar, O.S.B. Cluny was a French Benedictine abbot, who served as a bishop and cardinal.