| Regimental number | 3842 |
| Date of birth | |
| Place of birth | Arncliffe, Sydney, New South Wales |
| Religion | Church of England |
| Occupation | Boundary Rider |
| Marital status | Single |
| Age at embarkation | 26 |
| Height | 5' 8" |
| Weight | 109 lbs |
| Next of kin | Mother, Mrs Susana Matilda Milsop, 66 Margaret Street, Petersham, New South Wales |
| Enlistment date | |
| Place of enlistment | Holsworthy, New South Wales |
| Rank on enlistment | Private |
| Unit name | 13th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/30/3 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A29 Suevic on |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 45th Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: Alexander and Susannah MILSOP, Shackel Avenue, Concord, New South Wales. Native of Sydney, New South Wales |
| Discharge date | |
| Family/military connections | Brother: 19110 Gunner William Alexander MILSOP, 10th Field Artillery Brigade, died of wounds, 12 April 1917. |
| Other details |
War service: Egypt, Western Front Commenced return to Australia on board HT 'Commonwealth', 13 April 1919; discharged (termination of period of enlistment), 4 August 1919. Medals: British War Medal, Victory Medal |
| Miscellaneous details | Name does not appear on Embarkation Roll. |
| Date of death | |
| Sources | NAA: B2455, MILSOP Arthur Johnson |