| Regimental number | 4127 |
| Other Names | Harry William |
| Religion | Congregational |
| Occupation | Gunsmith |
| Address | 23 George Street, Fitzroy, Victoria |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, Mr J J Allingham, 23 George Street, Fitzroy, Victoria |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 7th Battalion, 13th Reinforcement |
| AWM Embarkation Roll number | 23/24/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A64 Demosthenes on |
| Regimental number from Nominal Roll | 4127B |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 1st Pioneer Battalion |
| Fate | Returned to Australia |
| Other details |
War service: Egypt, Western Front Medals: British War Medal, Victory Medal |