Marie-Sophie Nélisse (born March 27, 2000) is a Canadian actress. She is known for her Genie Award–winning performance in Monsieur Lazhar and for her portrayal of Liesel Meminger in the film adaptation of the novel The Book Thief. Nélisse was born in Windsor, Ontario, but moved to Montréal, Québec, with her family when she was four. She is of French Canadian descent. Besides her Genie Award for Monsieur Lazhar, she won a Jutra Award for her performance and a Young Artist Award nomination as Best Leading Young Actress in an International Feature Film. She also had roles in the film Ésimésac and in a Québec sitcom called Les Parent. Her sister is actress Isabelle Nélisse.