| Religion | Roman Catholic |
| Occupation | Clerk |
| Address | College View, James Street, Hunters Hill, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 20 |
| Next of kin | Father, Lieut-Col. R.W. Lenehan, College View, James Street, Hunters Hill, Sydney, New South Wales |
| Previous military service | 12th Battery Australian Field Artillery |
| Enlistment date | 8 September 1915 |
| Rank on enlistment | Lieutenant |
| Unit name | Field Artillery Brigade 5, Brigade Ammunition Column |
| AWM Embarkation Roll number | 13/33/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A45 Bulla on 25 November 1915 |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 2nd Division Artillery |
| Fate | Returned to Australia 12 March 1918 |