
| Regimental number | 10781 |
| Place of birth | Port Augusta, South Australia |
| Religion | Roman Catholic |
| Occupation | Telegraphist |
| Address | Tarcoola, South Australia |
| Marital status | Single |
| Age at embarkation | 24.4 |
| Height | 5' 8" |
| Weight | 136 lbs |
| Next of kin | Mother, Mrs Rebecca Abernethy, Tarcoola, South Australia |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Adelaide, South Australia |
| Rank on enlistment | Sapper |
| Unit name | Divisional Signal Company 3 |
| AWM Embarkation Roll number | 22/13/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A11 Ascanius on |
| Rank from Nominal Roll | Sapper |
| Unit from Nominal Roll | 3rd Divisional Signal Company |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Western Front 1Commenced return to Australia on board HT 'Waheha', 0 May 1919; discharged (termination of period of enlistment), Adelaide, 10 August 1919. Medals: British War Medal, Victory Medal |
| Date of death | |
| Age at death | 72 |
| Place of burial | Centennial Park Cemetery, Adelaide, South Australia |
| Sources | NAA: B2455, ABERNETHY Royal John |