| Place of birth | Tipperary, Ireland |
| Religion | Roman Catholic |
| Occupation | Resident magistrate |
| Address | Brisbane, Queensland |
| Marital status | Single |
| Age at embarkation | 37 |
| Next of kin | Sister, Mrs Josephine Kennedy, 256 Ormond Road, Whatapoko, Gisborne, New Zealand |
| Enlistment date | |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | 25th Battalion, 15th Reinforcement |
| AWM Embarkation Roll number | 23/42/4 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A46 Clan Macgillivray on |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 25th Battalion |
| Fate | Killed in Action |
| Age at death from cemetery records | 40 |
| Place of burial | Adelaide Cemetery (Plot I, Row C, Grave No. 10), Villers-Bretonneux, France |
| Panel number, Roll of Honour, Australian War Memorial | 106 |
| Miscellaneous information from cemetery records | Parents: Henry and Margaret RYAN. Native of Tipperary, Ireland |
| Family/military connections | Brother: 1660 Driver Thomas Joseph RYAN, 3rd Field Artillery Brigade, returned to Australia, 6 May 1919. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |