Lisa Schrage /ʃrɛɡ/ (born March 2, 1963) is a retired Canadian film and television actress. She is best known for her role as Mary Lou Maloney in the 1987 Canadian horror film Hello Mary Lou: Prom Night II.

Schrage was born in Toronto, Ontario, to a Jewish family. Schrage studied acting and appeared in commercials in Toronto.

She appeared in The Wonderful World of Disney television film Young Again (1986) and the drama Dreams Beyond Memory (1987) before being cast as Mary Lou Maloney, a villainous ghost in the 1987 horror film Hello Mary Lou: Prom Night II. The film went on to develop a cult following in the years after its release.

Schrage subsequently starred in the science fiction horror film Food of the Gods II (1989), followed by the Hong Kong-filmed action film China White (also 1989), directed by Ronny Yu.

Schrage is married to Chilean director Jorge Montesi. She has two sons.

In the 1990s, Schrage retired from acting and began a career as a movement therapist.