SpouseEsko Mannermaa (m. 1958–1975) MoviesThe Witch Comes Back to Life, Takiaispallo ParentsWalter Lagerstam, Mary Broms AwardsJussi Award for Best Actress Similar PeopleMirja Mane, Ansa Ikonen, Roland af Hallstrom, Elina Pohjanpaa, Tauno Palo
Mary Hillevi Lagerstam (since 1958 Mannermaa, 9 August 1923 – 21 October 1998) was a Finnish actress. She worked for Helsinki City Theatre for over 40 years and appeared in 37 films. She married actor Esko Mannermaa in 1958 and was widowed in 1975. They appear together in the 1955 film Nukkekauppias ja kaunis Lilith.
Lagerstam received a Jussi Award for Best Actress in a Leading Role in 1970, for the film Takiaispallo.