| Regimental number | 7034 |
| Place of birth | Fitzroy, Victoria |
| Religion | Church of England |
| Occupation | Carpenter |
| Address | 21 Regent Street, Middle Brighton, Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 31 |
| Next of kin | Brother, Robert Marshall Dunn, St Albans, Victoria |
| Enlistment date | 4 January 1916 |
| Rank on enlistment | Sapper |
| Unit name | 2nd Field Company Engineers, Reinforcement 16 |
| AWM Embarkation Roll number | 14/21/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board SS Makarini on 1 April 1916 |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 4th Division Headquarters |
| Fate | Returned to Australia 2 June 1919 |