| Service number | 542 |
|---|---|
| Rank | Corporal |
| Unit | 51st Australian Infantry Battalion |
| Conflict/Operation | First World War, 1914-1918 |
| Enlistment Date | 1914-08-18 |
| Fate | Killed in action |
| Fate Date | 26 June 1916 |
First World War Nominal Roll William Alfred Hallahan
| Service number | 542 |
|---|---|
| Rank | Corporal |
| Unit | 51st Australian Infantry Battalion |
| Conflict/Operation | First World War, 1914-1918 |
| Enlistment Date | 1914-08-18 |
| Fate | Killed in action |
| Fate Date | 26 June 1916 |
