| Date of birth | |
| Other Names | LUCAS, Leonard George~ |
| Religion | Presbyterian |
| Occupation | Draper |
| Address | Maryborough, Victoria |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, G Lucas, Maryborough, Victoria |
| Rank on enlistment | Lieutenant |
| Unit name | Australian Naval & Military Expeditionary Force Reinforcements, March 1915 to May 1919 |
| AWM Embarkation Roll number | 23/112/5 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board SS Marsina on |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 5th Battalion |
| Promotions |
2nd Lieutenant Unit: 5th Btn Promotion date: |
| Fate | Returned to Australia |