Basic Details Surname Slim, 1st Viscount Slim Forenames William Joseph Gender Male Information stated on memorial War Second World War (1939-1945) Served or died Served Primary Service As stated on memorial Unit (Primary - Stated) British Army Rank / Title (Primary - Stated) Field Marshal Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Princess Louise`s (Argyll and Sutherland Highlanders) Rank / Title (Primary - Our reference) Field Marshal