| Regimental number | 1154 |
| Religion | Church of England |
| Occupation | Station overseer |
| Address | Glynusk, Manly near Brisbane, Queensland |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, Major John William Watkins, Glynusk, Manly near Brisbane, Queensland |
| Enlistment date | 29 March 1915 |
| Rank on enlistment | Private |
| Unit name | 11th Light Horse Regiment, 6th Reinforcement |
| AWM Embarkation Roll number | 10/16/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A47 Mashobra on 4 October 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | Australian Flying Corps |
| Fate | Returned to Australia 20 June 1919 |
| Miscellaneous details (Nominal Roll) | *Spelt Harold Gwynne Watkins on NR |