| Date of birth | |
| Other Names | Alfred Maillon |
| Religion | Roman Catholic |
| Occupation | Medical practitioner |
| Address | Waverley, New South Wales |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, A J Langan, 10 Council Street, Waverley, New South Wales |
| Enlistment date | |
| Rank on enlistment | Captain |
| Unit name | Medical Officers |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board RMS Malwa on |
| Rank from Nominal Roll | Major |
| Unit from Nominal Roll | Australian Army Medical Corps |
| Promotions |
Captain Unit: MED Promotion date: |
| Fate | Effective abroad (still overseas) |
| Date of death | |
| Age at death | 58 |
| Place of burial | Cairns Cemetery, Queensland |