| Regimental number | 6921 |
| Place of birth | Carmut Victoria |
| Religion | Roman Catholic |
| Occupation | Clerk |
| Address | Footscray, Victoria |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, Michael James Yorke, 9 Tierman Street, Footscray, Victoria |
| Enlistment date | 26 September 1916 |
| Date of enlistment from Nominal Roll | 28 September 1916 |
| Rank on enlistment | Private |
| Unit name | 23rd Battalion, 19th Reinforcement |
| AWM Embarkation Roll number | 23/40/5 |
| 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 | 23rd Battalion |
| Fate | Returned to Australia 5 April 1919 |
| Miscellaneous details (Nominal Roll) | *Spelt Liguari William Yorke on NR |