| Regimental number | 2274 |
| Place of birth | Paywit Victoria |
| Religion | Presbyterian |
| Occupation | Bank clerk |
| Address | Mirboo North, Victoria |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, J S Mayall, Mirboo North, Victoria |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 13th Light Horse Regiment, 17th Reinforcement |
| AWM Embarkation Roll number | 10/18/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A11 Ascanius on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 7th Field Artillery Brigade |
| Fate | Returned to Australia |
| Family/military connections | Brothers: 4250 Pte Sydney Edward MAYALL, 7th Bn, returned to Australia, 12 December 1918; 4251 Pte Harold Roy MAYALL, 7th Bn, killed in action, 30 September 1916. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |