Basic Details Surname Hornsey Forenames J Gender Male Information stated on memorial Alternative forename John William War First World War (1914-1918) Served or died Served Notes The memorial states he became a POW. Roll of Honour (see References) provides the extra detail. Primary Service As stated on memorial Service (Primary - Stated) Army Unit (Primary - Stated) D G Our References Service (Primary - Our reference) British Army Unit (Primary - Our reference) 4th Dragoon Guards (Royal Irish)