Agnes Isabel Tennant served with the Royal Canadian Army Medical Corps during the Second World War, attaining the rank of Major (Principal Matron). Born in 1911, she worked as a Staff Nurse during 1934-1936 at the Laurentian Sanatarium in St-Agathe, Quebec and received her BA at McGill University in 1938. During 1938-1941 she was a Medical Supervisor at the Montreal General Hospital. During the Second World War, she commenced her service with 14 Canadian General Hospital and overseas with the unit in 1941. She returned to Canada in August 1943 and spent until March 1944 training orderlies at CBMH. Tennant returned overseas in May 1944 with 20 Canadian General Hospital as Major (Principal Matron). She also served with the 2nd Canadian General Hospital for one month and returned to Canada in July 1945.