| Place of birth | Hobart Tasmania |
| Religion | Church of England |
| Occupation | Government clerk |
| Address | 'Arcada', Spring Street, Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 34 |
| Next of kin | Father, A T Smallhorn, Star Street, Hobart, Tasmania |
| Enlistment date | 15 May 1915 |
| Rank on enlistment | Lieutenant |
| Unit name | 22nd Battalion, 4th Reinforcement |
| AWM Embarkation Roll number | 23/39/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A20 Hororata on 27 September 1915 |
| Rank from Nominal Roll | Captain |
| Unit from Nominal Roll | 22nd Battalion |
| Fate | Returned to Australia 31 January 1918 |
