| Regimental number | 67870 |
| Place of birth | Waverley New South Wales |
| Religion | Church of England |
| Occupation | Stenciller |
| Address | 26 Kingston Street, Haberfield, New South Wales |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, A G Gilkes, 26 Kingston Street, Haberfield, New South Wales |
| Enlistment date | 29 May 1918 |
| Rank on enlistment | Private |
| Unit name | New South Wales Reinforcement 27 |
| AWM Embarkation Roll number | 23/111/6 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A7 Medic on 2 November 1918 |
| Miscellaneous details (Nominal Roll) | Name does not appear on Nominal Roll |
| Family/military connections | Brother: 67969 Pte Arthur Ewart GILKES...... |
