| Place of birth | Sydney New South Wales |
| Religion | Church of England |
| Occupation | Accountant |
| Address | Greenwich, New South Wales |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, Robert Graeme Middleton, 'St Elmo', Greenwich Road, Greenwich, Sydney, New South Wales |
| Enlistment date | 10 May 1916 |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | Field Artillery Brigade, Reinforcement 31 |
| AWM Embarkation Roll number | 13/128/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A15 Port Sydney on 5 November 1917 |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 3rd Division Artillery |
| Fate | Returned to Australia 20 December 1918 |