| Regimental number | 3091 |
| Place of birth | Parkes New South Wales |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Parkes, New South Wales |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, H McDermott, Bogan Street, Parkes, New South Wales |
| Enlistment date | 15 July 1915 |
| Rank on enlistment | Private |
| Unit name | 13th Battalion, 10th Reinforcement |
| AWM Embarkation Roll number | 23/30/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A70 Ballarat on 6 September 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 5th Division Headquarters |
| Fate | Returned to Australia 8 April 1919 |
| Miscellaneous details (Nominal Roll) | *given name two spellings Leonard and Leo |
| Date of death | 24 August 1965 |
| Place of burial | Springwood Cemetery |