| Regimental number | 3003 |
| Place of birth | Somerset, England |
| Other Names | Sidney Mark |
| Religion | Methodist |
| Occupation | Clicker |
| Address | Jane Street, West End South Brisbane, Queensland |
| Marital status | Married |
| Age at embarkation | 30 |
| Next of kin | Wife, Mrs M J Adams, Jane Street, West End South Brisbane, Queensland |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 9th Battalion, 10th Reinforcement |
| AWM Embarkation Roll number | 23/26/3 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A69 Warilda on |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 4th Divisional Signal Company |
| Fate | Returned to Australia |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |