Dominika Ostałowska (born 18 February 1971, Warsaw) is a Polish film, television and theatre actress.

She was born on 21 February 1971 in Warsaw to father Ryszard Ostałowski and mother Irena.

In 1994, she graduated from the National Academy of Dramatic Art in Warsaw.

[2] Her most critically acclaimed roles come from Mariusz Treliński's 1995 film Łagodna based on a short story by Fyodor Dostoyevsky;[3] Jerzy Stuhr's 1997 film Love Stories, Lech Majewski's 1999 biopic Wojaczek and Jan Jakub Kolski's 2000 war film Keep Away from the Window based on Hanna Krall's short story Ta z Hamburga (The One From Hamburg).

She also achieved great popularity by playing the character of Marta in a TV soap opera M jak miłość.