| Regimental number | 336 |
| Place of birth | Ballarat Victoria |
| Religion | Roman Catholic |
| Occupation | abourer |
| Address | Richmond, Victoria |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, John Thomas Maher, 42 North Street, Richmond, Melbourne, Victoria |
| Enlistment date | 5 February 1916 |
| Rank on enlistment | Private |
| Unit name | 37th Battalion, A Company |
| AWM Embarkation Roll number | 23/54/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A34 Persic on 3 June 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 5th Battalion |
| Fate | Returned to Australia 16 June 1919 |
| Miscellaneous details (Nominal Roll) | *second given name two spellings Denis and Dennis |