Basic Details Surname Bowes-Lyon Forenames G Gender Male Information stated on memorial Alternative forename Gavin Patrick War First World War (1914-1918) Served or died Died Primary Service As stated on memorial Unit (Primary - Stated) Grenadier Guards Rank / Title (Primary - Stated) Lt Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) Grenadier Guards Rank / Title (Primary - Our reference) Lieutenant Death and Burial details Year of death 1917 Month of death November Day of death 27 Age at death 20 Manner of death as stated KIA Manner of death reference Killed in Action