| Regimental number | 926 |
| Place of birth | Adelaide South Australia |
| Religion | Church of England |
| Occupation | Butcher |
| Address | Nester Road, Albany, Western Australia |
| Marital status | Married |
| Age at embarkation | 34 |
| Next of kin | Wife, Mrs Annie Elizabeth Gassner, Nester Road, Albany, Western Australia |
| Enlistment date | 27 September 1915 |
| Rank on enlistment | Private |
| Unit name | Australian Remount Unit 1, Squadron 4 |
| AWM Embarkation Roll number | 28/2/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board Transport A67 Orsova on 12 November 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 1st Remount Unit |
| Fate | Returned to Australia 13 October 1918 |
| Miscellaneous details (Nominal Roll) | *Name spelt Joseph Auton Gassner on Nominal Roll |
