Italian ship Orsa

Orsa has been borne by at least three ships of the Italian Navy and may refer to:


 * ITALIAN TORPEDO BOAT Orsa, an Orione-class torpedo boat launched in 1906 and discarded in 1921.
 * ITALIAN TORPEDO BOAT Orsa, an Orsa-class torpedo boat launched in 1937 and stricken in 1964.
 * ITALIAN FRIGATE Orsa, a Lupo-class frigate launched in 1979 and transferred to Peru as Aguirre in 2004.