| Regimental number | 890 |
| Religion | Church of England |
| Occupation | Storeman |
| Address | Sydney Road, Brunswick, Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Alfred A Winstantey, Sydney Road, Brunswick, Melbourne, Victoria |
| Enlistment date | 1 March 1915 |
| Rank on enlistment | Private |
| Unit name | 23rd Battalion, Headquarters |
| AWM Embarkation Roll number | 23/40/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A14 Euripides on 10 May 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 23rd Battalion |
| Fate | Returned to Australia 9 February 1916 |
| Miscellaneous details (Nominal Roll) | *Name spelt WINSTANLEY Leslie Walter |