Namesakes
Italian Presidents and Prime Ministers:
1 prime minister
(prime minister) Giulio Andreotti 1972-1973; 1976-1979; 1989-1992 
Nobel Prize Winners:
1 chemistry
(chemistry) Giulio Natta 1963
Notable Artists:
1 architect/painter
Giulio Romano c. 1499-1546
Notable Politicians and Statespeople:
1 politician
Cardinal Mazarin (a.k.a. Giulio) 1602-1661
Notable Scientists and Inventors:
1 chemist
Giulio Natta 1903-1979