| Regimental number | 36665 |
| Place of birth | Newport England |
| Religion | Church of England |
| Occupation | Lay reader and schoolmaster |
| Address | Monara Grammar School, Cooma, New South Wales |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, Thomas Sephton, 46 Windsor Street, Wolverton, Bucks, England |
| Enlistment date | 18 October 1916 |
| Rank on enlistment | Gunner |
| Unit name | Field Artillery Brigade, Reinforcement 29 |
| AWM Embarkation Roll number | 13/128/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A15 Port Sydney on 5 November 1917 |
| Rank from Nominal Roll | Gunner |
| Unit from Nominal Roll | Headquarters |
| Fate | Effective abroad (still overseas) |