| Regimental number | 36 |
| Place of birth | Middlesex England |
| Religion | Church of England |
| Occupation | Groundsman |
| Address | 19 Ordnance Road, St Johns Wood London, England |
| Marital status | Single |
| Age at embarkation | 43 |
| Next of kin | Father, John Kay, London, England |
| Enlistment date | 11 January 1915 |
| Rank on enlistment | Sergeant |
| Unit name | 23rd Battalion, Headquarters |
| AWM Embarkation Roll number | 23/40/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A14 Euripides on 10 May 1915 |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 23rd Battalion |
| Fate | Returned to Australia 10 March 1918 |
| Miscellaneous details (Nominal Roll) | *second given name two spellings Cassaign and Cassaigne |
| Date of death | 2 December 1946 |
| Place of burial | Carlton Cemetery |
