| Regimental number | 6940 |
| Place of birth | Creswick Victoria |
| Religion | Church of England |
| Occupation | Tinsmith |
| Address | Richmond, Victoria |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, John William Sonsie, 323 Punt Road, Richmond, Victoria |
| Enlistment date | 8 February 1917 |
| Rank on enlistment | Private |
| Unit name | 21st Battalion, 19th Reinforcement |
| AWM Embarkation Roll number | 23/38/4 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A11 Ascanius on 11 May 1917 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 21st Battalion |
| Fate | Returned to Australia 30 January 1918 |