| Regimental number | 4338 |
| Religion | Church of England |
| Occupation | Chemist |
| Address | 96 Phillip Street, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 27 |
| Next of kin | Brother, S W Ayres, c/- John Bridge and Co, Brisbane, Queensland |
| Enlistment date | 27 April 1915 |
| Date of enlistment from Nominal Roll | 12 March 1915 |
| Rank on enlistment | Corporal |
| Unit name | No 3 Australian General Hospital |
| AWM Embarkation Roll number | 26/67/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board RMS Mooltan on 15 May 1915 |
| Rank from Nominal Roll | Warrant Officer (Class I) |
| Unit from Nominal Roll | AIF Headquarters |
| Fate | Returned to Australia 17 March 1917 |
| Miscellaneous details | See also 694 Arthur Ryall AYRES for second period of enlistment |