| Other Names | WADDELL, Douglas Ronald~ |
| Religion | Presbyterian |
| Occupation | Manager and stock and station agent |
| Address | 'Holyrood', Pacific Street, Newcastle, New South Wales |
| Marital status | Married |
| Age at embarkation | 38 |
| Next of kin | Wife, Mrs Margaret Isabel Waddell, same address |
| Enlistment date | 24 August 1915 |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | 7th Light Horse Regiment, 15th Reinforcement |
| AWM Embarkation Roll number | 10/12/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A67 Orsova on 11 March 1916 |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 7th Light Horse Regiment |
| Fate | Returned to Australia 29 April 1919 |