Mariko Okada (岡田 茉莉子, Okada Mariko, born 11 January 1933) is a Japanese stage and film actress who starred in films of directors Mikio Naruse, Yasujirō Ozu, Keisuke Kinoshita and others.

[1] She gave her film debut in Mikio Naruse's 1951 Dancing Girl,[5] for whom she worked again in Husband and Wife, Floating Clouds and Nagareru.

Unsatisfied with the roles she was assigned to, she left Toho studios after her contract expired, and signed with Shochiku.

The 1962 Akitsu Springs was Okada's 100th film[6] and the first under the direction of her future husband Yoshishige Yoshida.

[7] Between 1965 and 1971, she starred in all of Yoshida's films, independently produced melodramas narrated in an avant-garde fashion, of which Eros + Massacre was the formally most radical.