Giuliano Montaldo (born 22 February 1930 in Genoa) is an Italian film director. While he was still a young student, Montaldo was recruited by the director Carlo Lizzani for the role of leading actor in the film "Attention! Bandits!" (1951). Following this experience he began an apprenticeship as an assistant director of Lizzani and Gillo Pontecorvo, as well as appearing in the 1955 "The Abandoned".

In 1960 he made his debut as a director with "Pigeon Shoot", a film about the partisan resistance, which entered for a competition in Venice Film Festival in 1961. In 1965 he wrote and directed "The Reckless", a cynical representation of the economic boom of Italy, winning the Special Prize of the Jury at 15th Berlin International Film Festival. He then directed the production "Grand Slam" (1967) which starred an international cast including Edward G. Robinson, Klaus Kinski, and Janet Leigh.

His cinema career continued with "The Fifth Day of Peace" (1969), "Sacco and Vanzetti" (1971), "Giordano Bruno" (1973), a trilogy about the abuses of the military, judicial and religious power; in 1982 he directed the television miniseries "Marco Polo", which won the Emmy Award for Outstanding Miniseries.