| Regimental number | 2927 |
| Place of birth | Mount Gambier, South Australia |
| School | Convent School |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | c/o E Lean, Alberton, South Australia |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Mother, Mrs Ellen Heffernan, c/o E Lean, Alberton, South Australia |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 50th Battalion, 7th Reinforcement |
| AWM Embarkation Roll number | 23/67/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A19 Afric on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 50th Battalion |
| Fate | Killed in Action |
| Place of death or wounding | Ypres, Belgium |
| Age at death | 24 |
| Age at death from cemetery records | 24 |
| Place of burial | Tyne Cot Cemetery (Plot XXVII, Row H, Grave No. 17), Passchendaele, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 150 |
| Miscellaneous information from cemetery records | Parents: William and Ellen HEFFERNAN |