| Regimental number | 433 |
| Place of birth | Suffolk England |
| Religion | Church of England |
| Occupation | Warehouseman |
| Address | Kirketon, 27 Dalton Road, Mosman, Sydney, New South Wales |
| Marital status | Married |
| Age at embarkation | 32 |
| Next of kin | Wife, Mrs Mildred May Parnell, 27 Dalton Road, Mosman, Sydney, New South Wales |
| Enlistment date | 6 June 1916 |
| Date of enlistment from Nominal Roll | 21 May 1916 |
| Rank on enlistment | Private |
| Unit name | Machine Gun Company 5, Reinforcement 6 |
| AWM Embarkation Roll number | 24/10/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A17 Port Lincoln on 20 October 1916 |
| Rank from Nominal Roll | Lance Sergeant |
| Unit from Nominal Roll | 4th Machine Gun Battalion |
| Fate | Effective abroad (still overseas) |
| Family/military connections | Brother: 424 Henry H Parnell, 5th Machine Gun Company |