Mario Russo (22 March 1926 Vieste) is an Italian film director and assistant director.
Russo began as an actor in 1948 in Luigi Comencini's film Guagilo also known as Hey Boy. Three years later Russo began in 1951 as an assistant director and from 1957 was responsible for several Italian versions of Hollywood films. With the overall direction of the 1967 film RealtÃÂ romanzesca, his involvement in the industry ended.