| Regimental number | 2947 |
| Place of birth | Tamworth New South Wales |
| Religion | Church of England |
| Occupation | medical student |
| Address | Richmond, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, William Percival, same address |
| Enlistment date | 29 May 1916 |
| Date of enlistment from Nominal Roll | 29 April 1916 |
| Rank on enlistment | Private |
| Unit name | 7th Light Horse Regiment, 21st Reinforcement |
| AWM Embarkation Roll number | 10/12/5 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A1 Hymettus on 12 September 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 7th Light Horse Regiment |
| Fate | Returned to Australia 19 November 1917 |
| Family/military connections | Brother: [2485] 2nd Lt Edgar Wikner PERCIVAL, 2nd Light Horse Regiment, discharged, 12 February 1917. |
| Other details | Medals: British War Medal, Victory Medal |