| Name | Percy John ALLEN |
| Rank/Number | Private / 38014 |
| Regiment/Unit | Royal Berkshire Regiment / 2/4th Battalion |
| Enlisted | Aylesbury |
| Age/Date of death | 36 / 05 Dec 1917 |
| How died/Theatre of war | Killed in action / France & Flanders |
| Residence at death | Marlow |
| Cemetery | Cambrai Memorial, Louverval, Nord, France |
| Grave Reference | Panel 8 |
| Location of memorial | Marlow All Saints |
| Date/Place of birth | Sep qtr 1881 / Great Marlow |
| Date/Place of baptism | 13 Apr 1887 Marlow |
| Occupation of Casualty | general labourer. Messrs W&T Sellman |
| Parents/Occupation | Henry & late Hannah Allen / general labourer |
| Parents' Address | 1911: 50 Dean St, Marlow |
| Wife | Edith Allen nee Bryant |
| Wife's Address | 5 Eton Place, Great Marlow |
| Notes | uncle of Walter Edward Allen. Served 10 years in Bucks Battalion 2815 as a youth. Formerly a Sergeant in the Royal Defence Corps |