| Regimental number | 4400 |
| Place of birth | Clifton Hill, Victoria |
| School | St Ignatius, Richmond, Victoria |
| Religion | Roman Catholic |
| Occupation | Clerk |
| Address | 7 Union Street, Kew, Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 19.8 |
| Height | 5' 10" |
| Weight | 151 lbs |
| Next of kin | Mother, Mrs Bridget Dempsey, 7 Union Street, Kew, Melbourne, Victoria |
| Previous military service | Served for 3 years in the Senior Cadets; 2.6 years in the 56th Infantry, Citizen Military Forces; still serving at time of AIF enlistment. |
| Enlistment date | |
| Place of enlistment | Melbourne, Victoria |
| Rank on enlistment | Private |
| Unit name | 24th Battalion, 11th Reinforcement |
| AWM Embarkation Roll number | 23/41/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board RMS Malwa on |
| Rank from Nominal Roll | Lance Corporal |
| Unit from Nominal Roll | 24th Battalion |
| Fate | Killed in Action |
| Miscellaneous details (Nominal Roll) | Fate incorrectly entered on Nominal Roll as Returned to Australia. |
| Age at death from cemetery records | 22 |
| Place of burial | Calvaire Cemetery (Row D, Grave No 11), Montbrehain, Picardie, France |
| Panel number, Roll of Honour, Australian War Memorial | 101 |
| Other details |
War service: Egypt, Western Front Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, DEMPSEY James Michael |