Mario II

Mario II, Mario 2, may refer to:

• SS Mario II (name used 1947–1948), a WWII liberty ship launched in 1943, former name of the cargo ship SS A. B. Hammond
• Mario II Sforza [it] (1631–1658), House of Sforza, ruling sovereign Count of the County of Santa Fiora
• Mario Bros. II, a 1987 videogame by Thundersoft for the Commodore 64
• Super Mario Bros. 2 (disambiguation), several videogames known in short form as "Mario 2"