| Regimental number | 31021 |
| Religion | Roman Catholic |
| Occupation | Photographer |
| Address | Rosalie, Brisbane, Queensland |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Mother, Mrs R Ryan, Mary Street, Rosalie, Brisbane, Queensland |
| Enlistment date | 15 May 1916 |
| Rank on enlistment | Gunner |
| Unit name | 9th Field Artillery Brigade, 7th Reinforcements |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board RMS Orontes on 19 December 1916 |
| Rank from Nominal Roll | Corporal |
| Unit from Nominal Roll | 12th Field Artillery Brigade |
| Fate | Returned to Australia 6 September 1919 |
| Miscellaneous details (Nominal Roll) | *Spelt John Etheridge Ryan on NR |