| Regimental number | 2197 |
| Religion | Church of England |
| Occupation | Farmer |
| Address | 'Edgarley', Kadina, South Australia |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, Mr William E Jacob, Kadina, South Australia |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 50th Battalion, 4th Reinforcement |
| AWM Embarkation Roll number | 23/67/3 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board HMAT A70 Ballarat on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 50th Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brothers: [770] Lt Kenneth Grant JACOB, 12th Bn, killed in action, 30 May 1918; [309] Lt Gordon Hillier JACOB, 51st Bn, returned to Australia, 5 April 1918; 2020 Pte Jack JACOB, Australian Army Service Corps, returned to Australia, 29 July 1915; Lt Colonel Ross Blyth JACOB, 10th Bn, returned to Australia, 31 July 1918. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Date of death |