Field Marshal Charles Ronald Llewelyn Guthrie, Baron Guthrie of Craigiebank, GCB, LVO, OBE, DL (born 17 November 1938) was Chief of the General Staff, the professional head of the British Army, between 1994 and 1997 and Chief of the Defence Staff between 1997 and 2001. Guthrie's military career saw service with the Welsh Guards and the Special Air Service; he was closely involved in military operations in Northern Ireland and provided advice to the British Government during the Bosnian War and the Kosovo War.