The McGill Martlets represented McGill University in the 2008-09 Canadian Interuniversity Sport women's hockey season. The Martlets posted an unblemished 33-0 record against CIS opponents to go undefeated for the second straight season en route to capturing another CIS banner. Catherine Ward, Chantal Gauvin and goaltender Kalie Townsend were the only graduating players from the Martlets.