| Regimental number | 2953 |
| Place of birth | Kent, England |
| Religion | Church of England |
| Occupation | Fitter |
| Address | 115 Beaconsfield Parade, Albert Park |
| Marital status | Widower |
| Age at embarkation | 26 |
| Height | 5' 9.5" |
| Weight | 160 lbs |
| Next of kin | Father, J W Sykes, 24 Hampstead Road, London, England |
| Previous military service | Served for 5 years in Granville Technical School Rifle Club, New South Wales; previously rejected for enlistment on account of teeth. |
| Enlistment date | |
| Place of enlistment | Melbourne, Victoria |
| Rank on enlistment | Lance Corporal |
| Unit name | 5th Field Company Engineers |
| AWM Embarkation Roll number | 14/24/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A40 Ceramic on |
| Rank from Nominal Roll | Regimental Sergeant Major |
| Unit from Nominal Roll | 2nd Pioneer Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Photo: Peter Dennis |
| Discharge date | |
| Other details |
War service: Egypt, Western Front Commenced return to Australia on board HT 'Megantic', 9 January 1920; discharged (termination of period of enlistment), Melbourne, 21 April 1920. Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Age at death | 45 |
| Place of burial | Corowa Old Cemetery, New South Wales |
| Sources | NAA: B2455, SYKES John William |
