Squalo was the name of at least three ships of the Italian Navy and may refer to:

, a launched in 1906 and discarded in 1918. , a launched in 1930 and laid up in 1948. , an built in the United States for Italy. She was launched in 1955 as MSO-518 and transferred to Italy as Squalo after completion in 1957. Decommissioned in 2000.