| Date of birth | |
| Place of birth | Melbourne, Victoria |
| Religion | Roman Catholic |
| Occupation | Catholic priest |
| Address | Melbourne, Victoria |
| Marital status | Single |
| Age at embarkation | 29 |
| Next of kin | Father, W Clack, 16 Queen Street, Kew, Victoria |
| Enlistment date | |
| Rank on enlistment | Chaplain (4th Class) |
| Unit name | Chaplains' Corps |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on |
| Rank from Nominal Roll | Chaplain |
| Unit from Nominal Roll | Chaplains' Department |
| Promotions |
Captain Unit: Chaplains' Corps (Roman Catholic) Promotion date: Temporary Major Unit: Chaplains' Corps 4th Class (Roman Catholic) Promotion date: |
| Fate | Returned to Australia |