| Regimental number | 2761 |
| Other Names | Day, John Charles |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Gunnedah, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Friend, Harold Gilligan, Gunnedah, New South Wales |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Private |
| Unit name | 33rd Battalion, 6th Reinforcement |
| AWM Embarkation Roll number | 23/50/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A72 Beltana on |
| Regimental number from Nominal Roll | 2761 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 33rd Battalion |
| Fate | Died of disease |
| Date of death | |
| Age at death from cemetery records | 25 |
| Place of burial | Charleroi Communal Cemetery (Row M, Grave No. 14), Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 122 |
| Miscellaneous information from cemetery records | Parents: William and Sarah DAY, Brackin Street, Hillgrove, New South Wales |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |