Basic Details Surname Petre Forenames Lord Gender Male Information stated on memorial Alternative surname Petre Alternative forename Lionel George Campbell War First World War (1914-1918) Served or died Died Notes Baron Primary Service As stated on memorial Service (Primary - Stated) Army (British) Unit (Primary - Stated) Coldstream Guards Rank / Title (Primary - Stated) Captain Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Coldstream Guards Rank / Title (Primary - Our reference) Captain Death and Burial details Year of death 1915 Month of death September Day of death 30 Manner of death as stated Unknown