| Other Names | RIDDLE, Thomas John~ |
| Religion | Presbyterian |
| Occupation | Clergyman |
| Marital status | Married |
| Age at embarkation | 35 |
| Next of kin | Wife, Mrs E R Riddle, 'Sammarlea', Tennyson Street, Sandringham, Victoria |
| Enlistment date | 23 October 1916 |
| Rank on enlistment | Chaplain (4th Class) |
| Unit name | Chaplains' Corps |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A63 Karoola on 19 August 1916 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A26 Armadale on 19 July 1916 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A11 Ascanius on 25 October 1916 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A11 Ascanius on 27 May 1916 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A73 Commonwealth on 19 September 1916 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A29 Suevic on 11 November 1916 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A14 Euripides on 11 September 1916 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A35 Berrima on 22 December 1914 |
| Rank from Nominal Roll | Chaplain |
| Unit from Nominal Roll | Chaplains' Department |
| Fate | Returned to Australia 15 April 1918 |