| Regimental number | 6521 |
| Place of birth | Goulburn New South Wales |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Court Street, West Wyalong, New South Wales |
| Marital status | Single |
| Age at embarkation | 30 |
| Next of kin | Father, A Heaslip, Court Street, West Wyalong, New South Wales |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 2nd Battalion, 21st Reinforcement |
| AWM Embarkation Roll number | 23/19/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A40 Ceramic on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brother: 353 Pte Robert HEASLIP, 4th Bn, killed in action, 1 May 1915. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Date of death | |
| Place of burial | Mudgee Cemetery, New South Wales |