| Regimental number | 5431 |
| Place of birth | Northam Western Australia |
| Religion | Roman Catholic |
| Occupation | Farmer |
| Address | Seabrook via Northam, Western Australia |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, T Sermon, Grass Valley, Western Australia |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 16th Battalion, 17th Reinforcement |
| AWM Embarkation Roll number | 23/33/3 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A60 Aeneas on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 16th Battalion |
| Fate | Returned to Australia |
| Family/military connections | Brothers: 5658 Pte Harold Henry SERMON, 28th Bn, died of wounds, 10 June 1917; 5663 Pte Francis Thomas SERMON, 28th Bn, returned to Australia, 28 February 1918. |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |