Annie Liu Xin-You is a Taiwanese-Hong Kong actress.

Liu studied industrial design at Emily Carr University of Art and Design in Vancouver, British Columbia, Canada, but dropped out in her second year to pursue an acting career. Liu made her debut in the 2005 film "The Godmother" and received a nomination for Best New Performer at the 25th Hong Kong Film Awards for her role. Her manager is Filmko Entertainment. Liu is currently based in Hong Kong for her acting career.