| Regimental number | 1727 |
| Place of birth | Glasgow, Scotland |
| Religion | Presbyterian |
| Occupation | Labourer |
| Address | 455 Hay Street, Perth, Western Australia |
| Marital status | Married |
| Age at embarkation | 24 |
| Next of kin | Wife, Mrs Dora Elizabeth Chapman, Hay Street, Perth, Western Australia |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 11th Battalion, 4th Reinforcement |
| AWM Embarkation Roll number | 23/28/2 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A8 Argyllshire on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 11th Battalion |
| Other details from Roll of Honour Circular | Enlisted 12 January 1915; taken on strength, 11th Bn, 4 June 1915. |
| Fate | Killed in Action |
| Place of death or wounding | Fleurbaix, France (Battle of Fromelles) |
| Age at death | 25 |
| Place of burial | Rue-Petillon Military Cemetery (Plot I, Row H, Grave No. 22), France |
| Panel number, Roll of Honour, Australian War Memorial | 61 |
| Family/military connections | Brother: 285 Lance Corporal William McNab CHAPMAN, 11th Bn, killed in action, 30 October 1917. |
| Other details |
War service: Egypt, Gallipoli, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |