| Place of birth | Horsham Victoria |
| Religion | Church of England |
| Occupation | Dentist |
| Address | Elsternwick, Victoria |
| Marital status | Single |
| Age at embarkation | 38 |
| Next of kin | Brother, J H Nattrass, 'Lester House', Collins Street, Melbourne, Victoria |
| Previous military service | Australian Army Medical Corps Res |
| Enlistment date | 15 July 1918 |
| Date of enlistment from Nominal Roll | 11 July 1918 |
| Rank on enlistment | LT (HON CAPT) |
| Unit name | Dental Details |
| AWM Embarkation Roll number | 26/105/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A30 Borda on 17 July 1918 |
| Rank from Nominal Roll | Captain |
| Unit from Nominal Roll | a A M C Den Off |
| Fate | Returned to Australia 23 July 1919 |
| Date of death | 25 January 1939 |