| Regimental number | 1254 |
| Place of birth | Albany, Western Australia |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Katanning, Western Australia |
| Marital status | Single |
| Age at embarkation | 33.8 |
| Height | 5' 9" |
| Weight | 146 lbs |
| Next of kin | Sister, Mrs Harriett Coleman, Ravensthorpe, Western Australia |
| Previous military service | Nil |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Place of enlistment | Blackboy Hill, Western Australia |
| Rank on enlistment | Private |
| Unit name | 10th Light Horse Regiment, 9th Reinforcement |
| AWM Embarkation Roll number | 10/15/2 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A20 Hororata on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 10th Light Horse Regiment |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Parents: John and Fanny MASON |
| Discharge date | |
| Other details |
War service: Egypt, Palestine Commenced return to Australia from Suez on board HT 'Warwickshire', 19 April 1919; discharged (medically unfit: jaundice), Perth, 5 March 1920. Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Age at death | 60 |
| Place of burial | Karrakatta Cemetery, Perth, Western Australia |
| Sources | NAA: B2455, MASON John |