| Other Names | David Simley |
| Religion | Church of England |
| Address | W |
| Marital status | Married |
| Age at embarkation | 37 |
| Next of kin | Wife, Mrs F M Jopling, Top of Merton Road, South Brisbane, Queensland |
| Enlistment date | 2 July 1915 |
| Date of enlistment from Nominal Roll | 4 April 1918 |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | 15th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/32/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A23 Suffolk on 30 November 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 18th Depot Unit of Supply |
| Fate | Effective abroad (still overseas) |