| Regimental number | 1012 |
| Place of birth | Port Pirie South Australia |
| Other Names | Weldon, Leonard Edgar |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Helen Street, Port Pirie, South Australia |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Father, George Wright, Helen Street, Port Pirie, SA, stated to be Mr George Weldon, 'The Gums', Parilla, South Australia |
| Enlistment date | 12 March 1915 |
| Date of enlistment from Nominal Roll | 11 March 1915 |
| Rank on enlistment | Private |
| Unit name | 19th Battalion, C Company |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT Ceramic on 25 June 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 19th Battalion |
| Fate | Killed in Action 30 September 1916 |
| Place of burial | Railway Dugout Burial Ground, Zillebeke, Belgium |