| Regimental number | 3953 |
| Place of birth | Oakey Queensland |
| Religion | Church of England |
| Occupation | Butcher |
| Address | Fitt Street, Oakey, Queensland |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, H Underwood, Oakey, Queensland |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 9th Battalion, 12th Reinforcement |
| AWM Embarkation Roll number | 23/26/3 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A50 Itonus on |
| Rank from Nominal Roll | Lance Corporal |
| Unit from Nominal Roll | 49th Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brother: 2989A Pte William Charles UNDERWOOD, 31st Bn, returned to Australia, 31 January 1918. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |