Master Corporal (MCpl) (French: caporal-chef or cplc), in the Canadian Armed Forces and the Royal Canadian Army Cadets is an appointment of the rank of Corporal in the Canadian Army and Royal Canadian Airforce. Its Naval equivalent is Master Seaman (MS) (French: matelot-chef or matc). According to the Queen's Regulations and Orders: (1) The Chief of the Defence Staff or such officer as he may designate may appoint a corporal as a master corporal.