Basic Details Surname Allen Forenames Stephen Henry Hammans Gender Male Information stated on memorial War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Service (Primary - Stated) Army (British) Unit (Primary - Stated) Devonshire Regiment Sub-unit (Primary - Stated) 3rd/5th Battalion Rank / Title (Primary - Stated) Lieutenant Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Devonshire Regiment Rank / Title (Primary - Our reference) Lieutenant Death and Burial details Country of death France Town of death Harbonnieres Year of death 1918 Month of death March Day of death 27 Age at death 23 Manner of death as stated Killed in Action Manner of death reference Killed in Action Personal Details Relationships Youngest Last Surviving Son Of George Allen And Minnie Allen