| Regimental number | 3669 |
| Place of birth | Woollahra, New South Wales |
| School | Woolahra Public School, New South Wales |
| Religion | Church of England |
| Occupation | Cabinet maker |
| Address | Jenson's Avenue, Watson's Bay, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Mother, Mrs W M Gilkes, Jenson's Avenue, Watson's Bay, Sydney, New South Wales |
| Previous military service | Served in the Woollahra Division Cadets and as Trooper in 7th Sydney Lancers. |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 19th Battalion, 8th Reinforcement |
| AWM Embarkation Roll number | 23/36/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A35 Berrima on |
| Rank from Nominal Roll | Lance Corporal |
| Unit from Nominal Roll | 2nd Battalion |
| Fate | Killed in Action |
| Place of death or wounding | France |
| Age at death | 22 |
| Place of burial | La Kreule Military Cemetery (Plot I, Row F, Grave No. 12), Hazebrouck, France |
| Panel number, Roll of Honour, Australian War Memorial | 32 |
| Miscellaneous information from cemetery records | Parents: Walter and Winifred GILKES, "Pelham", Double Bay, Woollahra, Sydney |
| Family/military connections | Grand uncle: General Wing, killed Verdun. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |