| Regimental number | 8234 |
| Religion | Church of England |
| Occupation | Civil servant |
| Address | South Yarra, Victoria |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, E Howarth, 14 Wilson Street, South Yarra, Victoria |
| Enlistment date | 21 July 1915 |
| Date of enlistment from Nominal Roll | 8 July 1915 |
| Rank on enlistment | Private |
| Unit name | 1 Australian General Hospital 1-6 Special Reinforcements |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on 11 October 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Australian General Hospital |
| Fate | Returned to Australia 11 January 1918 |
| Miscellaneous details (Nominal Roll) | *Walter spelt Walker Second entry both matched |