| Regimental number | 3043 |
| Place of birth | Melbourne Victoria |
| Religion | Presbyterian |
| Occupation | Electrician |
| Address | 112 Gatehouse Street, Parkville, Victoria |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Mother, Mrs M Gillespie, 112 Gatehouse Street, Parkville, Victoria |
| Enlistment date | 12 July 1915 |
| Date of enlistment from Nominal Roll | 15 July 1915 |
| Rank on enlistment | Private |
| Unit name | 7th Battalion, 10th Reinforcement |
| AWM Embarkation Roll number | 23/24/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT RMS Osterley on 29 September 1915 |
| Rank from Nominal Roll | Driver |
| Unit from Nominal Roll | 13th Field Artillery Brigade |
| Fate | Returned to Australia 23 May 1917 |
| Family/military connections | Brothers: 3037 CSM David Francis GILLESPIE, 59th Bn, returned to Australia, 12 November 1916; 6647 Pte Gordon Charles GILLESPIE, 14th Bn, returned to Australia, 16 July 1917. |