| Regimental number | 1783 |
| Place of birth | Evansford, Victoria |
| Religion | Roman Catholic |
| Occupation | Labourer |
| Address | Inglis Street, Ballan, Victoria |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Friend, Wm H Wilhelm, Inglis Street, Ballan, Victoria |
| Enlistment date | |
| Date of enlistment from Nominal Roll | |
| Rank on enlistment | Sapper |
| Unit name | 2nd Pioneer Battalion, Reinforcement 2 |
| AWM Embarkation Roll number | 14/14/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A60 Aeneas on |
| Rank from Nominal Roll | Sapper |
| Unit from Nominal Roll | 2nd Pioneer Battalion |
| Fate | Died of wounds |
| Age at death from cemetery records | 19 |
| Place of burial | Tincourt New British Cemetery (Plot VI, Row H, Grave No. 25), France |
| Panel number, Roll of Honour, Australian War Memorial | 172 |
| Miscellaneous information from cemetery records | Parents: Thomas and Catherine GREGAN, 415 Errard Street, Ballarat, Victoria. (True name "GREGAN") |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Miscellaneous details | True name: John Robert Francis GREGAN |